$JEF
Jefferies Financial Group Inc. Stock $jef

$jef Overview Financials Valuation SEC Filings Company Website

2017 Q4 Form 10-K Financial Statement

#000009622318000009 Filed on February 27, 2018

Income Statement

Concept	2017 Q4	2016 Q4	2016 Q3
Revenue	$2.940B	$2.746B	$2.884B
YoY Change	7.06%	10.0%	12.38%
Cost Of Revenue	$326.5M	-$4.579B	$1.689B
YoY Change	-107.13%	-333.95%	-12.81%
Gross Profit	$986.7M	$1.198B	$1.195B
YoY Change	-17.6%	73.48%	90.0%
Gross Profit Margin	33.57%	43.61%	41.43%
Selling, General & Admin	$708.5M	$606.6M	$657.9M
YoY Change	16.8%	5.29%	11.04%
% of Gross Profit	71.81%	50.66%	55.07%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$23.40M	-$25.60M	$42.20M
YoY Change	-191.41%	-159.4%	-8.46%
% of Gross Profit	2.37%	-2.14%	3.53%
Operating Expenses	$778.1M	$613.5M	$750.8M
YoY Change	26.83%	-10.06%	7.83%
Operating Profit	$208.6M	$584.0M	$443.8M
YoY Change	-64.28%	7021.95%	-756.87%
Interest Expense	-$14.90M	-$683.9M	$23.12M
YoY Change	-97.82%	-4076.16%	-24.6%
% of Operating Profit	-7.14%	-117.11%	5.21%
Other Income/Expense, Net
YoY Change
Pretax Income	$193.7M	-$100.0M	$249.9M
YoY Change	-293.7%	-493.7%	-191.82%
Income Tax	$64.60M	-$33.40M	$73.70M
% Of Pretax Income	33.35%		29.49%
Net Earnings	-$271.6M	$137.2M	$154.4M
YoY Change	-298.0%	146.73%	-189.14%
Net Earnings / Revenue	-9.24%	5.0%	5.35%
Basic Earnings Per Share	-$0.74	$0.37	$0.41
Diluted Earnings Per Share	-$0.74	$0.37	$0.41
COMMON SHARES
Basic Shares Outstanding	366.0M shares	369.3M shares	370.4M shares
Diluted Shares Outstanding	366.0M shares	374.7M shares	374.6M shares

Balance Sheet

Concept	2017 Q4	2016 Q4	2016 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$5.275B	$3.808B	$3.279B
YoY Change	38.52%	4.64%	-7.87%
Cash & Equivalents	$5.275B	$3.808B	$3.279B
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory		$309.9M	$322.8M
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets	$10.69B	$8.543B	$7.771B
YoY Change	25.18%	10.12%	-5.13%
LONG-TERM ASSETS
Property, Plant & Equipment	$750.4M	$709.2M	$715.2M
YoY Change	5.8%	-1.75%	-0.24%
Goodwill	$1.722B	$1.716B	$1.730B
YoY Change	0.38%	-1.19%	-0.6%
Intangibles	$741.0M	$798.0M	$864.6M
YoY Change	-7.13%	-12.51%	-6.8%
Long-Term Investments	$2.067B	$2.125B	$2.105B
YoY Change	-2.74%	20.92%	23.56%
Other Assets	$1.322B	$2.447B	$2.540B
YoY Change	-45.97%	5.2%	0.51%
Total Long-Term Assets	$36.48B	$36.53B	$38.34B
YoY Change	-0.15%	-5.3%	-9.42%
TOTAL ASSETS
Total Short-Term Assets	$10.69B	$8.543B	$7.771B
Total Long-Term Assets	$36.48B	$36.53B	$38.34B
Total Assets	$47.17B	$45.07B	$46.11B
YoY Change	4.65%	-2.72%	-8.73%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$7.168B	$7.374B	$7.766B
YoY Change	-2.79%	3.76%	11.82%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$436.2M	$525.8M	$432.2M
YoY Change	-17.04%	69.27%	3501.96%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$19.11B	$17.51B	$19.26B
YoY Change	9.13%	136.06%	176.83%
LONG-TERM LIABILITIES
Long-Term Debt	$9.040B	$8.532B	$8.265B
YoY Change	5.95%	-60.16%	-64.74%
Other Long-Term Liabilities	$8.455B	$8.389B	$7.999B
YoY Change	0.79%	22.65%	-15.92%
Total Long-Term Liabilities	$17.50B	$16.92B	$16.26B
YoY Change	3.39%	-40.11%	-50.64%
TOTAL LIABILITIES
Total Short-Term Liabilities	$19.11B	$17.51B	$19.26B
Total Long-Term Liabilities	$17.50B	$16.92B	$16.26B
Total Liabilities	$36.48B	$34.31B	$35.40B
YoY Change	6.33%	-3.5%	-11.03%
SHAREHOLDERS EQUITY
Retained Earnings	$4.701B	$4.645B	$4.531B
YoY Change	1.2%	0.7%	-1.08%
Common Stock	$5.032B	$5.172B	$5.168B
YoY Change	-2.7%	-3.32%	-3.75%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares	60.17M shares	56.95M shares	56.70M shares
Shareholders Equity	$10.11B	$10.13B	$10.06B
YoY Change
Total Liabilities & Shareholders Equity	$47.17B	$45.07B	$46.11B
YoY Change	4.65%	-2.72%	-8.73%

Cashflow Statement

Concept	2017 Q4	2016 Q4	2016 Q3
OPERATING ACTIVITIES
Net Income	-$271.6M	$137.2M	$154.4M
YoY Change	-298.0%	146.73%	-189.14%
Depreciation, Depletion And Amortization	$23.40M	-$25.60M	$42.20M
YoY Change	-191.41%	-159.4%	-8.46%
Cash From Operating Activities	-$272.6M	$236.3M	$357.0M
YoY Change	-215.36%	-43.54%	-30.49%
INVESTING ACTIVITIES
Capital Expenditures	-$32.80M	-$1.300M	-$95.50M
YoY Change	2423.08%	-98.44%	27.84%
Acquisitions
YoY Change
Other Investing Activities	$7.000M	-$76.30M	$16.50M
YoY Change	-109.17%	-3.78%	-97.29%
Cash From Investing Activities	-$25.80M	-$77.70M	-$79.00M
YoY Change	-66.8%	-52.21%	-114.81%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	216.8M	345.4M	-18.40M
YoY Change	-37.23%	-299.08%	-98.12%
NET CHANGE
Cash From Operating Activities	-272.6M	236.3M	357.0M
Cash From Investing Activities	-25.80M	-77.70M	-79.00M
Cash From Financing Activities	216.8M	345.4M	-18.40M
Net Change In Cash	-81.60M	504.0M	259.6M
YoY Change	-116.19%	511.65%	279.53%
FREE CASH FLOW
Cash From Operating Activities	-$272.6M	$236.3M	$357.0M
Capital Expenditures	-$32.80M	-$1.300M	-$95.50M
Free Cash Flow	-$239.8M	$237.6M	$452.5M
YoY Change	-200.93%	-52.65%	-23.08%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2017	dei	Entity Registrant Name EntityRegistrantName	LEUCADIA NATIONAL CORP
CY2017	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2017	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2017Q4	luk	Assets Pledged For Indebtedness AssetsPledgedForIndebtedness	2200000000	USD
CY2015	luk	Assets Transferred Due To Securitization AssetsTransferredDueToSecuritization	5770500000	USD
CY2016	luk	Assets Transferred Due To Securitization AssetsTransferredDueToSecuritization	5786000000	USD
CY2017	luk	Assets Transferred Due To Securitization AssetsTransferredDueToSecuritization	4552900000	USD
CY2015	luk	Capital Distributions And Loan Repayment From Associated Companies CapitalDistributionsAndLoanRepaymentFromAssociatedCompanies	1389262000	USD
CY2016	luk	Capital Distributions And Loan Repayment From Associated Companies CapitalDistributionsAndLoanRepaymentFromAssociatedCompanies	703108000	USD
CY2017	luk	Capital Distributions And Loan Repayment From Associated Companies CapitalDistributionsAndLoanRepaymentFromAssociatedCompanies	3106423000	USD
CY2017Q4	luk	Cash Collateral Pledged CashCollateralPledged	318000000	USD
CY2017	dei	Amendment Flag AmendmentFlag	false
CY2017	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2017	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2017	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2017
CY2017	dei	Document Period End Date DocumentPeriodEndDate	2017-12-31
CY2017	dei	Document Type DocumentType	10-K
CY2017	dei	Entity Central Index Key EntityCentralIndexKey	0000096223
CY2018Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	356252768	shares
CY2017	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2017	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2017Q2	dei	Entity Public Float EntityPublicFloat	8673116957	USD
CY2017Q4	luk	Cash Collateral Received CashCollateralReceived	146000000	USD
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CY2016	luk	Cashofsubsidiaryentitiesdeconsolidated Cashofsubsidiaryentitiesdeconsolidated	326000	USD
CY2017	luk	Cashofsubsidiaryentitiesdeconsolidated Cashofsubsidiaryentitiesdeconsolidated	21129000	USD
CY2015	luk	Change In Fair Value Of Redeemable Noncontrolling Interests ChangeInFairValueOfRedeemableNoncontrollingInterests	-26325000	USD
CY2016	luk	Change In Fair Value Of Redeemable Noncontrolling Interests ChangeInFairValueOfRedeemableNoncontrollingInterests	-115963000	USD
CY2017	luk	Change In Fair Value Of Redeemable Noncontrolling Interests ChangeInFairValueOfRedeemableNoncontrollingInterests	-94937000	USD
CY2015	luk	Changein Cash Classifiedas Assets Heldfor Sale ChangeinCashClassifiedasAssetsHeldforSale	0	USD
CY2016	luk	Changein Cash Classifiedas Assets Heldfor Sale ChangeinCashClassifiedasAssetsHeldforSale	-5206000	USD
CY2017	luk	Changein Cash Classifiedas Assets Heldfor Sale ChangeinCashClassifiedasAssetsHeldforSale	-3136000	USD
CY2015	luk	Comprehensive Income Loss Net Of Tax Attributable To Redeemable Noncontrolling Interests ComprehensiveIncomeLossNetOfTaxAttributableToRedeemableNoncontrollingInterests	-26543000	USD
CY2016	luk	Comprehensive Income Loss Net Of Tax Attributable To Redeemable Noncontrolling Interests ComprehensiveIncomeLossNetOfTaxAttributableToRedeemableNoncontrollingInterests	65746000	USD
CY2017	luk	Comprehensive Income Loss Net Of Tax Attributable To Redeemable Noncontrolling Interests ComprehensiveIncomeLossNetOfTaxAttributableToRedeemableNoncontrollingInterests	84576000	USD
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CY2017Q4	luk	Consolidated Otc Derivative Liabilities Net Of Crossmaturity Netting ConsolidatedOtcDerivativeLiabilitiesNetOfCrossmaturityNetting	473002000	USD
CY2017Q4	luk	Contractual Obligation Due In Fifth And Sixth Years ContractualObligationDueInFifthAndSixthYears	153000000	USD
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CY2015	luk	Dividends Declared On Participating Securities DividendsDeclaredOnParticipatingSecurities	1500000	USD
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CY2017Q4	luk	Future Minimum Annual Rentals Net Of Sublease Income FutureMinimumAnnualRentalsNetOfSubleaseIncome	978198000	USD
CY2015	luk	Gain Loss On Disposal Of Discontinued Operations Net Of Tax Attributable To Parent GainLossOnDisposalOfDiscontinuedOperationsNetOfTaxAttributableToParent	5093000	USD
CY2016	luk	Gain Loss On Disposal Of Discontinued Operations Net Of Tax Attributable To Parent GainLossOnDisposalOfDiscontinuedOperationsNetOfTaxAttributableToParent	0	USD
CY2017	luk	Gain Loss On Disposal Of Discontinued Operations Net Of Tax Attributable To Parent GainLossOnDisposalOfDiscontinuedOperationsNetOfTaxAttributableToParent	0	USD
CY2017	luk	Gain On Investment In Non Public Security GainOnInvestmentInNonPublicSecurity	19700000	USD
CY2015	luk	Gains Losseson Other Investments GainsLossesonOtherInvestments	48845000	USD
CY2016	luk	Gains Losseson Other Investments GainsLossesonOtherInvestments	29828000	USD
CY2017	luk	Gains Losseson Other Investments GainsLossesonOtherInvestments	23015000	USD
CY2017	luk	Head Of Cattle To Be Purchased Per Year Actual Number HeadOfCattleToBePurchasedPerYearActualNumber	735385	cattle
CY2015	luk	Income From Equity Method Investments Classified As Other Revenues IncomeFromEquityMethodInvestmentsClassifiedAsOtherRevenues	75717000	USD
CY2016	luk	Income From Equity Method Investments Classified As Other Revenues IncomeFromEquityMethodInvestmentsClassifiedAsOtherRevenues	17184000	USD
CY2017	luk	Income From Equity Method Investments Classified As Other Revenues IncomeFromEquityMethodInvestmentsClassifiedAsOtherRevenues	75889000	USD
CY2015	luk	Income Loss From Discontinued Operations Net Of Taxes Attributable To Parent IncomeLossFromDiscontinuedOperationsNetOfTaxesAttributableToParent	429000	USD
CY2016	luk	Income Loss From Discontinued Operations Net Of Taxes Attributable To Parent IncomeLossFromDiscontinuedOperationsNetOfTaxesAttributableToParent	0	USD
CY2017	luk	Income Loss From Discontinued Operations Net Of Taxes Attributable To Parent IncomeLossFromDiscontinuedOperationsNetOfTaxesAttributableToParent	0	USD
CY2015	luk	Income Losses Relatedto Associated Companies Including Income Losses Relatedto Subsidiary Associated Companies Primarily Classifiedas Revenues IncomeLossesRelatedtoAssociatedCompaniesIncludingIncomeLossesRelatedtoSubsidiaryAssociatedCompaniesPrimarilyClassifiedasRevenues	185998000	USD
CY2016	luk	Income Losses Relatedto Associated Companies Including Income Losses Relatedto Subsidiary Associated Companies Primarily Classifiedas Revenues IncomeLossesRelatedtoAssociatedCompaniesIncludingIncomeLossesRelatedtoSubsidiaryAssociatedCompaniesPrimarilyClassifiedasRevenues	171782000	USD
CY2017	luk	Income Losses Relatedto Associated Companies Including Income Losses Relatedto Subsidiary Associated Companies Primarily Classifiedas Revenues IncomeLossesRelatedtoAssociatedCompaniesIncludingIncomeLossesRelatedtoSubsidiaryAssociatedCompaniesPrimarilyClassifiedasRevenues	34494000	USD
CY2015	luk	Income Lossfrom Managed Funds IncomeLossfromManagedFunds	-37237000	USD
CY2016	luk	Income Lossfrom Managed Funds IncomeLossfromManagedFunds	-69038000	USD
CY2017	luk	Income Lossfrom Managed Funds IncomeLossfromManagedFunds	-8118000	USD
CY2017	luk	Income Tax Expense Benefitfrom Repatriationof Foreign Earnings IncomeTaxExpenseBenefitfromRepatriationofForeignEarnings	-31900000	USD
CY2015	luk	Increase Decrease In Cash And Securities Segregated And On Deposit For Regulatory Purposes Or Deposited With Clearing And Depository Organizations IncreaseDecreaseInCashAndSecuritiesSegregatedAndOnDepositForRegulatoryPurposesOrDepositedWithClearingAndDepositoryOrganizations	-2691028000	USD
CY2016	luk	Increase Decrease In Cash And Securities Segregated And On Deposit For Regulatory Purposes Or Deposited With Clearing And Depository Organizations IncreaseDecreaseInCashAndSecuritiesSegregatedAndOnDepositForRegulatoryPurposesOrDepositedWithClearingAndDepositoryOrganizations	107771000	USD
CY2017	luk	Increase Decrease In Cash And Securities Segregated And On Deposit For Regulatory Purposes Or Deposited With Clearing And Depository Organizations IncreaseDecreaseInCashAndSecuritiesSegregatedAndOnDepositForRegulatoryPurposesOrDepositedWithClearingAndDepositoryOrganizations	-280703000	USD
CY2015	luk	Increase Decrease In Investmentsin Managed Funds IncreaseDecreaseInInvestmentsinManagedFunds	-295342000	USD
CY2016	luk	Increase Decrease In Investmentsin Managed Funds IncreaseDecreaseInInvestmentsinManagedFunds	75144000	USD
CY2017	luk	Increase Decrease In Investmentsin Managed Funds IncreaseDecreaseInInvestmentsinManagedFunds	-52897000	USD
CY2015	luk	Increase Decrease In Other Assets IncreaseDecreaseInOtherAssets	-83414000	USD
CY2016	luk	Increase Decrease In Other Assets IncreaseDecreaseInOtherAssets	283234000	USD
CY2017	luk	Increase Decrease In Other Assets IncreaseDecreaseInOtherAssets	-2987000	USD
CY2015	luk	Increase Decrease In Securities Purchased Under Agreements To Resell IncreaseDecreaseInSecuritiesPurchasedUnderAgreementsToResell	-56377000	USD
CY2016	luk	Increase Decrease In Securities Purchased Under Agreements To Resell IncreaseDecreaseInSecuritiesPurchasedUnderAgreementsToResell	112777000	USD
CY2017	luk	Increase Decrease In Securities Purchased Under Agreements To Resell IncreaseDecreaseInSecuritiesPurchasedUnderAgreementsToResell	-234740000	USD
CY2015	luk	Increase Decrease Receivables From Customers Of Securities Operations IncreaseDecreaseReceivablesFromCustomersOfSecuritiesOperations	-58233000	USD
CY2016	luk	Increase Decrease Receivables From Customers Of Securities Operations IncreaseDecreaseReceivablesFromCustomersOfSecuritiesOperations	-340690000	USD
CY2017	luk	Increase Decrease Receivables From Customers Of Securities Operations IncreaseDecreaseReceivablesFromCustomersOfSecuritiesOperations	732344000	USD
CY2015	luk	Increase Decreasein Trade Payables Expense Accrualsand Other Liabilities IncreaseDecreaseinTradePayablesExpenseAccrualsandOtherLiabilities	-225711000	USD
CY2016	luk	Increase Decreasein Trade Payables Expense Accrualsand Other Liabilities IncreaseDecreaseinTradePayablesExpenseAccrualsandOtherLiabilities	361295000	USD
CY2017	luk	Increase Decreasein Trade Payables Expense Accrualsand Other Liabilities IncreaseDecreaseinTradePayablesExpenseAccrualsandOtherLiabilities	427115000	USD
CY2015	luk	Incremental Common Shares Attributable To Redeemable Convertible Preferred Shares IncrementalCommonSharesAttributableToRedeemableConvertiblePreferredShares	0	shares
CY2016	luk	Incremental Common Shares Attributable To Redeemable Convertible Preferred Shares IncrementalCommonSharesAttributableToRedeemableConvertiblePreferredShares	0	shares
CY2017	luk	Incremental Common Shares Attributable To Redeemable Convertible Preferred Shares IncrementalCommonSharesAttributableToRedeemableConvertiblePreferredShares	0	shares
CY2015	luk	Investment Recovery InvestmentRecovery	35000000	USD
CY2016Q4	luk	Investments At Fair Value Based On Net Asset Value InvestmentsAtFairValueBasedOnNetAssetValue	24300000	USD
CY2017Q4	luk	Investments At Fair Value Based On Net Asset Value InvestmentsAtFairValueBasedOnNetAssetValue	20200000	USD
CY2016Q4	luk	Investments In Managed Funds InvestmentsInManagedFunds	515318000	USD
CY2017Q4	luk	Investments In Managed Funds InvestmentsInManagedFunds	569946000	USD
CY2016Q4	luk	Mandatorily Redeemable Convertible Preferred Shares MandatorilyRedeemableConvertiblePreferredShares	125000000	USD
CY2017Q4	luk	Potential Maximum Increase To Common Shares Outstanding From Restricted Stock And Other Shares PotentialMaximumIncreaseToCommonSharesOutstandingFromRestrictedStockAndOtherShares	16887000	shares
CY2015	luk	Proceeds From Disposals Of Property And Equipment And Other Assets ProceedsFromDisposalsOfPropertyAndEquipmentAndOtherAssets	22820000	USD
CY2016	luk	Proceeds From Disposals Of Property And Equipment And Other Assets ProceedsFromDisposalsOfPropertyAndEquipmentAndOtherAssets	62463000	USD
CY2017	luk	Proceeds From Disposals Of Property And Equipment And Other Assets ProceedsFromDisposalsOfPropertyAndEquipmentAndOtherAssets	30833000	USD
CY2015	luk	Proceeds From Maturities Of Investments ProceedsFromMaturitiesOfInvestments	379629000	USD
CY2016	luk	Net Gains Losses Related To Real Estate Property And Equipment And Other Assets NetGainsLossesRelatedToRealEstatePropertyAndEquipmentAndOtherAssets	-83053000	USD
CY2017	luk	Net Gains Losses Related To Real Estate Property And Equipment And Other Assets NetGainsLossesRelatedToRealEstatePropertyAndEquipmentAndOtherAssets	-31670000	USD
CY2017Q4	luk	Otc Derivative Assets Cross Maturity Netting OtcDerivativeAssetsCrossMaturityNetting	153610000	USD
CY2017Q4	luk	Otc Derivative Assets Having Maturity Period Of Greater Than Five Years OtcDerivativeAssetsHavingMaturityPeriodOfGreaterThanFiveYears	93529000	USD
CY2017Q4	luk	Otc Derivative Assets Having Maturity Period Of One To Five Years OtcDerivativeAssetsHavingMaturityPeriodOfOneToFiveYears	206381000	USD
CY2017Q4	luk	Otc Derivative Assets Having Maturity Period Of Zero To Twelve Months OtcDerivativeAssetsHavingMaturityPeriodOfZeroToTwelveMonths	174453000	USD
CY2017Q4	luk	Otc Derivative Assets Included In Financial Instruments Owned OtcDerivativeAssetsIncludedInFinancialInstrumentsOwned	297021000	USD
CY2017Q4	luk	Otc Derivative Liabilities Cross Maturity Netting OtcDerivativeLiabilitiesCrossMaturityNetting	153610000	USD
CY2017Q4	luk	Otc Derivative Liabilities Having Maturity Period Of Greater Than Five Years OtcDerivativeLiabilitiesHavingMaturityPeriodOfGreaterThanFiveYears	159357000	USD
CY2017Q4	luk	Otc Derivative Liabilities Having Maturity Period Of One To Five Years OtcDerivativeLiabilitiesHavingMaturityPeriodOfOneToFiveYears	318685000	USD
CY2017Q4	luk	Otc Derivative Liabilities Having Maturity Period Of Zero To Twelve Months OtcDerivativeLiabilitiesHavingMaturityPeriodOfZeroToTwelveMonths	148570000	USD
CY2017Q4	luk	Mandatorily Redeemable Convertible Preferred Shares MandatorilyRedeemableConvertiblePreferredShares	125000000	USD
CY2015	luk	Manufacturing Revenues ManufacturingRevenues	391920000	USD
CY2016	luk	Manufacturing Revenues ManufacturingRevenues	412826000	USD
CY2017	luk	Manufacturing Revenues ManufacturingRevenues	326197000	USD
CY2015	luk	Minority Interest Increase From Contributions To Parent MinorityInterestIncreaseFromContributionsToParent	16189000	USD
CY2016	luk	Minority Interest Increase From Contributions To Parent MinorityInterestIncreaseFromContributionsToParent	154522000	USD
CY2017	luk	Minority Interest Increase From Contributions To Parent MinorityInterestIncreaseFromContributionsToParent	40072000	USD
CY2015	luk	Net Contributionsfrom Distributionsto Redeemable Noncontrolling Interests NetContributionsfromDistributionstoRedeemableNoncontrollingInterests	5165000	USD
CY2016	luk	Net Contributionsfrom Distributionsto Redeemable Noncontrolling Interests NetContributionsfromDistributionstoRedeemableNoncontrollingInterests	-52889000	USD
CY2017	luk	Net Contributionsfrom Distributionsto Redeemable Noncontrolling Interests NetContributionsfromDistributionstoRedeemableNoncontrollingInterests	-90233000	USD
CY2015	luk	Net Gains Losses Related To Real Estate Property And Equipment And Other Assets NetGainsLossesRelatedToRealEstatePropertyAndEquipmentAndOtherAssets	-29776000	USD
CY2017Q4	luk	Otc Derivative Liabilities Included In Trading Liabilities OtcDerivativeLiabilitiesIncludedInTradingLiabilities	449270000	USD
CY2015	luk	Other Comprehensive Income Loss Unrealized Gains Losses On Instrument Specific Credit Risk Adjustment During Period Net Of Tax OtherComprehensiveIncomeLossUnrealizedGainsLossesOnInstrumentSpecificCreditRiskAdjustmentDuringPeriodNetOfTax	0	USD
CY2016	luk	Other Comprehensive Income Loss Unrealized Gains Losses On Instrument Specific Credit Risk Adjustment During Period Net Of Tax OtherComprehensiveIncomeLossUnrealizedGainsLossesOnInstrumentSpecificCreditRiskAdjustmentDuringPeriodNetOfTax	-6494000	USD
CY2017	luk	Other Comprehensive Income Loss Unrealized Gains Losses On Instrument Specific Credit Risk Adjustment During Period Net Of Tax OtherComprehensiveIncomeLossUnrealizedGainsLossesOnInstrumentSpecificCreditRiskAdjustmentDuringPeriodNetOfTax	-21394000	USD
CY2015	luk	Other Comprehensive Income Loss Unrealized Gains Losses On Instrument Specific Credit Risk Arising During Period Net Of Tax OtherComprehensiveIncomeLossUnrealizedGainsLossesOnInstrumentSpecificCreditRiskArisingDuringPeriodNetOfTax	0	USD
CY2016	luk	Other Comprehensive Income Loss Unrealized Gains Losses On Instrument Specific Credit Risk Arising During Period Net Of Tax OtherComprehensiveIncomeLossUnrealizedGainsLossesOnInstrumentSpecificCreditRiskArisingDuringPeriodNetOfTax	-6494000	USD
CY2017	luk	Other Comprehensive Income Loss Unrealized Gains Losses On Instrument Specific Credit Risk Arising During Period Net Of Tax OtherComprehensiveIncomeLossUnrealizedGainsLossesOnInstrumentSpecificCreditRiskArisingDuringPeriodNetOfTax	-21394000	USD
CY2015	luk	Other Comprehensive Income Loss Unrealized Gains Losseson Instrument Specific Credit Risk Adjustment During Period Tax OtherComprehensiveIncomeLossUnrealizedGainsLossesonInstrumentSpecificCreditRiskAdjustmentDuringPeriodTax	0	USD
CY2016	luk	Other Comprehensive Income Loss Unrealized Gains Losseson Instrument Specific Credit Risk Adjustment During Period Tax OtherComprehensiveIncomeLossUnrealizedGainsLossesonInstrumentSpecificCreditRiskAdjustmentDuringPeriodTax	-4251000	USD
CY2017	luk	Other Comprehensive Income Loss Unrealized Gains Losseson Instrument Specific Credit Risk Adjustment During Period Tax OtherComprehensiveIncomeLossUnrealizedGainsLossesonInstrumentSpecificCreditRiskAdjustmentDuringPeriodTax	-13215000	USD
CY2015	luk	Other Comprehensive Income Loss Unrealized Gains Losseson Instrument Specific Credit Risk Arising During Period Tax OtherComprehensiveIncomeLossUnrealizedGainsLossesonInstrumentSpecificCreditRiskArisingDuringPeriodTax	0	USD
CY2016	luk	Other Comprehensive Income Loss Unrealized Gains Losseson Instrument Specific Credit Risk Arising During Period Tax OtherComprehensiveIncomeLossUnrealizedGainsLossesonInstrumentSpecificCreditRiskArisingDuringPeriodTax	-4251000	USD
CY2017	luk	Other Comprehensive Income Loss Unrealized Gains Losseson Instrument Specific Credit Risk Arising During Period Tax OtherComprehensiveIncomeLossUnrealizedGainsLossesonInstrumentSpecificCreditRiskArisingDuringPeriodTax	-13215000	USD
CY2016Q4	luk	Other Secured Financings At Fair Value OtherSecuredFinancingsAtFairValue	41768000	USD
CY2017Q4	luk	Outstanding Loan Commitmentsto Clients OutstandingLoanCommitmentstoClients	68300000	USD
CY2016Q4	luk	Payables Expense Accruals And Other Liabilities PayablesExpenseAccrualsAndOtherLiabilities	7373708000	USD
CY2017Q4	luk	Payables Expense Accruals And Other Liabilities PayablesExpenseAccrualsAndOtherLiabilities	7167666000	USD
CY2015	luk	Payments To Acquire Property Plant And Equipment And Other Assets PaymentsToAcquirePropertyPlantAndEquipmentAndOtherAssets	295894000	USD
CY2016	luk	Payments To Acquire Property Plant And Equipment And Other Assets PaymentsToAcquirePropertyPlantAndEquipmentAndOtherAssets	318678000	USD
CY2017	luk	Payments To Acquire Property Plant And Equipment And Other Assets PaymentsToAcquirePropertyPlantAndEquipmentAndOtherAssets	193473000	USD
CY2016	luk	Percentage Of Cattle Requirements Obtained PercentageOfCattleRequirementsObtained	0.27
CY2017	luk	Percentage Of Cattle Requirements Obtained PercentageOfCattleRequirementsObtained	0.24
CY2017	luk	Plan Assets Numberof Portfolios PlanAssetsNumberofPortfolios	2	portfolio
CY2016	luk	Proceeds From Maturities Of Investments ProceedsFromMaturitiesOfInvestments	162393000	USD
CY2017	luk	Proceeds From Maturities Of Investments ProceedsFromMaturitiesOfInvestments	344223000	USD
CY2015	luk	Proceeds From Other Secured Financings Net ProceedsFromOtherSecuredFinancingsNet	205231000	USD
CY2016	luk	Proceeds From Other Secured Financings Net ProceedsFromOtherSecuredFinancingsNet	116702000	USD
CY2017	luk	Proceeds From Other Secured Financings Net ProceedsFromOtherSecuredFinancingsNet	1248000	USD
CY2015	luk	Proceeds From Payments Related To Disposal Of Discontinued Operations Net Of Expenses And Cash Of Operations Sold ProceedsFromPaymentsRelatedToDisposalOfDiscontinuedOperationsNetOfExpensesAndCashOfOperationsSold	5842000	USD
CY2016	luk	Proceeds From Payments Related To Disposal Of Discontinued Operations Net Of Expenses And Cash Of Operations Sold ProceedsFromPaymentsRelatedToDisposalOfDiscontinuedOperationsNetOfExpensesAndCashOfOperationsSold	0	USD
CY2017	luk	Proceeds From Payments Related To Disposal Of Discontinued Operations Net Of Expenses And Cash Of Operations Sold ProceedsFromPaymentsRelatedToDisposalOfDiscontinuedOperationsNetOfExpensesAndCashOfOperationsSold	0	USD
CY2015	luk	Proceeds From Sale Of Subsidiary Net Of Expenses And Cash Of Operations Sold ProceedsFromSaleOfSubsidiaryNetOfExpensesAndCashOfOperationsSold	0	USD
CY2016	luk	Proceeds From Sale Of Subsidiary Net Of Expenses And Cash Of Operations Sold ProceedsFromSaleOfSubsidiaryNetOfExpensesAndCashOfOperationsSold	0	USD
CY2017Q4	luk	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Liability TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiability	35165000	USD
CY2016Q3	luk	Transferof Investmentfrom Trading Assetsto Loanstoand Investmentsin Associated Companies TransferofInvestmentfromTradingAssetstoLoanstoandInvestmentsinAssociatedCompanies	334500000	USD
CY2016	luk	Transferof Investmentfrom Trading Assetsto Loanstoand Investmentsin Associated Companies TransferofInvestmentfromTradingAssetstoLoanstoandInvestmentsinAssociatedCompanies	334500000	USD
CY2017	luk	Two Largest Consolidated Subsidiaries Revenue As Percentage Of Total Net Revenues TwoLargestConsolidatedSubsidiariesRevenueAsPercentageOfTotalNetRevenues	0.92
CY2017Q4	luk	Undistributed Earnings Of Equity Method Investments UndistributedEarningsOfEquityMethodInvestments	202900000	USD
CY2016Q4	luk	Variable Interest Entity Assetsof Non Consolidated Vie VariableInterestEntityAssetsofNonConsolidatedVie	10229300000	USD
CY2017Q4	luk	Variable Interest Entity Assetsof Non Consolidated Vie VariableInterestEntityAssetsofNonConsolidatedVie	12386900000	USD
CY2016Q4	luk	Receivables Receivables	4425178000	USD
CY2017Q4	luk	Receivables Receivables	5419015000	USD
CY2016	luk	Reclassificationto Redeemable Noncontrolling Interest ReclassificationtoRedeemableNoncontrollingInterest	14234000	USD
CY2016Q4	luk	Redeemable Noncontrolling Interests Carrying Amount RedeemableNoncontrollingInterestsCarryingAmount	336809000	USD
CY2017Q4	luk	Redeemable Noncontrolling Interests Carrying Amount RedeemableNoncontrollingInterestsCarryingAmount	426593000	USD
CY2016Q4	luk	Securities Borrowed Asset Collateral Received Subject To Review SecuritiesBorrowedAssetCollateralReceivedSubjectToReview	6146000000	USD
CY2017	luk	Proceeds From Sale Of Subsidiary Net Of Expenses And Cash Of Operations Sold ProceedsFromSaleOfSubsidiaryNetOfExpensesAndCashOfOperationsSold	289767000	USD
CY2015	luk	Proceeds From Sales Of Investments ProceedsFromSalesOfInvestments	1931656000	USD
CY2016	luk	Proceeds From Sales Of Investments ProceedsFromSalesOfInvestments	483360000	USD
CY2017	luk	Proceeds From Sales Of Investments ProceedsFromSalesOfInvestments	443300000	USD
CY2015	luk	Proceeds On New Securitizations ProceedsOnNewSecuritizations	5811300000	USD
CY2016	luk	Proceeds On New Securitizations ProceedsOnNewSecuritizations	5809000000	USD
CY2017	luk	Proceeds On New Securitizations ProceedsOnNewSecuritizations	4594500000	USD
CY2015	luk	Profit Loss Excluding Net Income Loss Attributable To Redeemable Noncontrolling Interests ProfitLossExcludingNetIncomeLossAttributableToRedeemableNoncontrollingInterests	274591000	USD
CY2016	luk	Profit Loss Excluding Net Income Loss Attributable To Redeemable Noncontrolling Interests ProfitLossExcludingNetIncomeLossAttributableToRedeemableNoncontrollingInterests	124512000	USD
CY2017	luk	Profit Loss Excluding Net Income Loss Attributable To Redeemable Noncontrolling Interests ProfitLossExcludingNetIncomeLossAttributableToRedeemableNoncontrollingInterests	163896000	USD
CY2015	luk	Provisionfor Doubtful Accounts Including Amounts Classifiedin Costof Goods Sold ProvisionforDoubtfulAccountsIncludingAmountsClassifiedinCostofGoodsSold	20168000	USD
CY2016	luk	Provisionfor Doubtful Accounts Including Amounts Classifiedin Costof Goods Sold ProvisionforDoubtfulAccountsIncludingAmountsClassifiedinCostofGoodsSold	34252000	USD
CY2017	luk	Provisionfor Doubtful Accounts Including Amounts Classifiedin Costof Goods Sold ProvisionforDoubtfulAccountsIncludingAmountsClassifiedinCostofGoodsSold	45868000	USD
CY2015	luk	Purchases Of Investments Other Than Short Term PurchasesOfInvestmentsOtherThanShortTerm	873831000	USD
CY2016	luk	Purchases Of Investments Other Than Short Term PurchasesOfInvestmentsOtherThanShortTerm	739298000	USD
CY2017	luk	Purchases Of Investments Other Than Short Term PurchasesOfInvestmentsOtherThanShortTerm	1146595000	USD
CY2017Q4	luk	Securities Borrowed Asset Collateral Received Subject To Review SecuritiesBorrowedAssetCollateralReceivedSubjectToReview	5516700000	USD
CY2016Q4	luk	Securities Borrowed Asset Net Subject To Review SecuritiesBorrowedAssetNetSubjectToReview	6337500000	USD
CY2017Q4	luk	Securities Borrowed Asset Net Subject To Review SecuritiesBorrowedAssetNetSubjectToReview	5678600000	USD
CY2016Q4	luk	Securities Sold Under Agreements To Repurchase Collateral Pledged Subject To Review SecuritiesSoldUnderAgreementsToRepurchaseCollateralPledgedSubjectToReview	834200000	USD
CY2017Q4	luk	Securities Sold Under Agreements To Repurchase Collateral Pledged Subject To Review SecuritiesSoldUnderAgreementsToRepurchaseCollateralPledgedSubjectToReview	1115900000	USD
CY2016Q4	luk	Securities Sold Under Agreements To Repurchase Net Amount Subject To Review SecuritiesSoldUnderAgreementsToRepurchaseNetAmountSubjectToReview	810400000	USD
CY2017Q4	luk	Securities Sold Under Agreements To Repurchase Net Amount Subject To Review SecuritiesSoldUnderAgreementsToRepurchaseNetAmountSubjectToReview	1084400000	USD
CY2013Q1	luk	Sharebased Compensation Arrangementby Sharebased Payment Award Numberof Plans SharebasedCompensationArrangementbySharebasedPaymentAwardNumberofPlans	2	plan
CY2015	luk	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Asset Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense	0	USD
CY2016	luk	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Asset Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense	0	USD
CY2017Q4	luk	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Asset Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense	415000000	USD
CY2017	luk	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Asset Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense	415000000	USD
CY2017	luk	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Asset Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense	415000000	USD
CY2017Q4	luk	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingProvisionalIncomeTaxExpense	450500000	USD
CY2017	luk	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingProvisionalIncomeTaxExpense	450500000	USD
CY2015	luk	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Transition Tax For Accumulated Foreign Earnings Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingTransitionTaxForAccumulatedForeignEarningsProvisionalIncomeTaxExpense	0	USD
CY2016	luk	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Transition Tax For Accumulated Foreign Earnings Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingTransitionTaxForAccumulatedForeignEarningsProvisionalIncomeTaxExpense	0	USD
CY2017Q4	luk	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Transition Tax For Accumulated Foreign Earnings Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingTransitionTaxForAccumulatedForeignEarningsProvisionalIncomeTaxExpense	35500000	USD
CY2017	luk	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Transition Tax For Accumulated Foreign Earnings Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingTransitionTaxForAccumulatedForeignEarningsProvisionalIncomeTaxExpense	35500000	USD
CY2017	luk	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Transition Tax For Accumulated Foreign Earnings Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingTransitionTaxForAccumulatedForeignEarningsProvisionalIncomeTaxExpense	35500000	USD
CY2017Q4	luk	Tax Cuts And Jobs Act Of2017 Reclassification From Aoci To Retained Earnings TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarnings	0	USD
CY2016Q4	luk	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Liability TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiability	0	USD
CY2016Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	518126000	USD
CY2017Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	611458000	USD
CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	310697000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	372724000	USD
CY2016Q4	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	26100000	USD
CY2017Q4	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	14300000	USD
CY2016Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	4812587000	USD
CY2017Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	4676038000	USD
CY2015	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	-5900000	USD
CY2016	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	-4200000	USD
CY2015	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	74087000	USD
CY2016	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	33597000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	48384000	USD
CY2015	us-gaap	Advertising Expense AdvertisingExpense	18100000	USD
CY2016	us-gaap	Advertising Expense AdvertisingExpense	20000000	USD
CY2017	us-gaap	Advertising Expense AdvertisingExpense	21600000	USD
CY2016Q4	us-gaap	Alternative Investments Fair Value Disclosure AlternativeInvestmentsFairValueDisclosure	539627000	USD
CY2017Q4	us-gaap	Alternative Investments Fair Value Disclosure AlternativeInvestmentsFairValueDisclosure	590104000	USD
CY2015	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	63900000	USD
CY2016	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	63400000	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	58200000	USD
CY2015	us-gaap	Asset Management Fees1 AssetManagementFees1	34777000	USD
CY2016	us-gaap	Asset Management Fees1 AssetManagementFees1	29492000	USD
CY2017	us-gaap	Asset Management Fees1 AssetManagementFees1	28831000	USD
CY2015Q4	us-gaap	Assets Assets	46331184000	USD
CY2016Q4	us-gaap	Assets Assets	45071307000	USD
CY2017Q4	us-gaap	Assets Assets	47169108000	USD
CY2016Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation AssetsOfDisposalGroupIncludingDiscontinuedOperation	128083000	USD
CY2017Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation AssetsOfDisposalGroupIncludingDiscontinuedOperation	0	USD
CY2016Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	301049000	USD
CY2017Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	716561000	USD
CY2016Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	26712000	USD
CY2017Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	36246000	USD
CY2016Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	120000	USD
CY2017Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	182000	USD
CY2016Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	274457000	USD
CY2017Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	680497000	USD
CY2015	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	16900000	USD
CY2015	us-gaap	Available For Sale Securities Gross Realized Gains Losses Sale Proceeds AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds	1900000000	USD
CY2016	us-gaap	Available For Sale Securities Gross Realized Gains Losses Sale Proceeds AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds	500000000	USD
CY2017	us-gaap	Available For Sale Securities Gross Realized Gains Losses Sale Proceeds AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds	400000000	USD
CY2015	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	2800000	USD
CY2015	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	659002000	USD
CY2016	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	611574000	USD
CY2017	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	593257000	USD
CY2014Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	4276775000	USD
CY2015Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	3638648000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	3807558000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	5275480000	USD
CY2015	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-638127000	USD
CY2016	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	168910000	USD
CY2017	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	1467922000	USD
CY2016Q4	us-gaap	Cash And Securities Segregated Under Federal And Other Regulations CashAndSecuritiesSegregatedUnderFederalAndOtherRegulations	857337000	USD
CY2017Q4	us-gaap	Cash And Securities Segregated Under Federal And Other Regulations CashAndSecuritiesSegregatedUnderFederalAndOtherRegulations	578014000	USD
CY2015	us-gaap	Cash Flows Between Transferee And Transferor Proceeds From New Transfers CashFlowsBetweenTransfereeAndTransferorProceedsFromNewTransfers	31200000	USD
CY2016	us-gaap	Cash Flows Between Transferee And Transferor Proceeds From New Transfers CashFlowsBetweenTransfereeAndTransferorProceedsFromNewTransfers	28200000	USD
CY2017	us-gaap	Cash Flows Between Transferee And Transferor Proceeds From New Transfers CashFlowsBetweenTransfereeAndTransferorProceedsFromNewTransfers	28700000	USD
CY2016Q4	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	44400000	USD
CY2017Q4	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	80800000	USD
CY2016Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2017Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2016Q4	us-gaap	Common Stock Capital Shares Reserved For Future Issuance CommonStockCapitalSharesReservedForFutureIssuance	641478	shares
CY2017Q4	us-gaap	Common Stock Capital Shares Reserved For Future Issuance CommonStockCapitalSharesReservedForFutureIssuance	331312	shares
CY2015	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.25
CY2016	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.25
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.0625
CY2017Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.10
CY2017	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.325
CY2015	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.25
CY2016	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.25
CY2017	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.3250
CY2015Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2016Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2016Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	600000000	shares
CY2017Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	600000000	shares
CY2016Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	359425061	shares
CY2017Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	356227038	shares
CY2016Q4	us-gaap	Common Stock Value CommonStockValue	359425000	USD
CY2017Q4	us-gaap	Common Stock Value CommonStockValue	356227000	USD
CY2015	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	271298000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-2158000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	238578000	USD
CY2015	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-4996000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-1426000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-3455000	USD
CY2015	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	243822000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	66225000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	324074000	USD
CY2015	us-gaap	Consolidation Less Than Wholly Owned Subsidiary Parent Ownership Interest Changes Net ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesNet	0	USD
CY2016	us-gaap	Consolidation Less Than Wholly Owned Subsidiary Parent Ownership Interest Changes Net ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesNet	0	USD
CY2017Q4	us-gaap	Contractual Obligation ContractualObligation	7413100000	USD
CY2017Q4	us-gaap	Contractual Obligation Due In Next Twelve Months ContractualObligationDueInNextTwelveMonths	6740000000	USD
CY2017Q4	us-gaap	Contractual Obligation Due In Second Year ContractualObligationDueInSecondYear	300800000	USD
CY2015	us-gaap	Convertible Preferred Dividends Net Of Tax ConvertiblePreferredDividendsNetOfTax	0	USD
CY2016	us-gaap	Convertible Preferred Dividends Net Of Tax ConvertiblePreferredDividendsNetOfTax	0	USD
CY2017	us-gaap	Convertible Preferred Dividends Net Of Tax ConvertiblePreferredDividendsNetOfTax	0	USD
CY2015	us-gaap	Cost Of Goods Sold CostOfGoodsSold	7677233000	USD
CY2016	us-gaap	Cost Of Goods Sold CostOfGoodsSold	6850807000	USD
CY2017	us-gaap	Cost Of Goods Sold CostOfGoodsSold	7045007000	USD
CY2015	us-gaap	Costs And Expenses CostsAndExpenses	10640203000	USD
CY2016	us-gaap	Costs And Expenses CostsAndExpenses	9900785000	USD
CY2017	us-gaap	Costs And Expenses CostsAndExpenses	10347678000	USD
CY2015	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	709000	USD
CY2016	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-574000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	413000	USD
CY2015	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	3504000	USD
CY2016	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	-4620000	USD
CY2017	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	14654000	USD
CY2015	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-21095000	USD
CY2016	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	3478000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	48912000	USD
CY2015	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	-25308000	USD
CY2016	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	8672000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	33845000	USD
CY2015	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	134590000	USD
CY2016	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	108241000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	694207000	USD
CY2015	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-8100000	USD
CY2016	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	2055000	USD
CY2017	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	8151000	USD
CY2015	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	131042000	USD
CY2016	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	118631000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	712055000	USD
CY2015	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	4552000	USD
CY2016	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	8335000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	9697000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	1843407000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	1039952000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	1461815000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	743811000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	1737365000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	946194000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	1262584000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	599839000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	155028000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	97061000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	10749000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	93026000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	309100000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	213340000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	106042000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	93758000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	275550000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	202383000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Investments DeferredTaxLiabilitiesInvestments	117594000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Investments DeferredTaxLiabilitiesInvestments	37942000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	35293000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	41424000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	14228000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	8209000	USD
CY2015	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	9600000	USD
CY2016	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	9600000	USD
CY2017	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	8900000	USD
CY2015	us-gaap	Depreciation And Amortization DepreciationAndAmortization	224133000	USD
CY2016	us-gaap	Depreciation And Amortization DepreciationAndAmortization	211593000	USD
CY2017	us-gaap	Depreciation And Amortization DepreciationAndAmortization	208910000	USD
CY2016Q4	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	4255998000	USD
CY2017Q4	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	3318481000	USD
CY2016Q4	us-gaap	Derivative Assets DerivativeAssets	371078000	USD
CY2017Q4	us-gaap	Derivative Assets DerivativeAssets	179488000	USD
CY2016Q4	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	0	USD
CY2017Q4	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	0	USD
CY2016Q4	us-gaap	Derivative Collateral Obligation To Return Securities DerivativeCollateralObligationToReturnSecurities	0	USD
CY2017Q4	us-gaap	Derivative Collateral Obligation To Return Securities DerivativeCollateralObligationToReturnSecurities	0	USD
CY2016Q4	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	0	USD
CY2017Q4	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	0	USD
CY2016Q4	us-gaap	Derivative Collateral Right To Reclaim Securities DerivativeCollateralRightToReclaimSecurities	0	USD
CY2017Q4	us-gaap	Derivative Collateral Right To Reclaim Securities DerivativeCollateralRightToReclaimSecurities	0	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	4627076000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	3497969000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	371078000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	179488000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	4880022000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	3745908000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	650809000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	255394000	USD
CY2016Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	650809000	USD
CY2017Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	255394000	USD
CY2016Q4	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	4229213000	USD
CY2017Q4	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	3490514000	USD
CY2016Q4	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	70600000	USD
CY2017Q4	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	95100000	USD
CY2015	us-gaap	Discontinued Operation Gain Loss From Disposal Of Discontinued Operation Before Income Tax DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax	7836000	USD
CY2016	us-gaap	Discontinued Operation Gain Loss From Disposal Of Discontinued Operation Before Income Tax DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax	0	USD
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CY2016	us-gaap	Discontinued Operation Gain Loss On Disposal Of Discontinued Operation Net Of Tax DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax	0	USD
CY2016	us-gaap	Discontinued Operation Gain Loss On Disposal Of Discontinued Operation Net Of Tax Per Basic Share DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTaxPerBasicShare	0.00
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CY2017	us-gaap	Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax	0	USD
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CY2017	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare	0.00
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CY2016	us-gaap	Discontinued Operation Tax Effect Of Income Loss From Discontinued Operation During Phase Out Period DiscontinuedOperationTaxEffectOfIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriod	0	USD
CY2017	us-gaap	Discontinued Operation Tax Effect Of Income Loss From Discontinued Operation During Phase Out Period DiscontinuedOperationTaxEffectOfIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriod	0	USD
CY2015	us-gaap	Discontinued Operation Tax Effect Of Income Loss From Disposal Of Discontinued Operation DiscontinuedOperationTaxEffectOfIncomeLossFromDisposalOfDiscontinuedOperation	2743000	USD
CY2016	us-gaap	Discontinued Operation Tax Effect Of Income Loss From Disposal Of Discontinued Operation DiscontinuedOperationTaxEffectOfIncomeLossFromDisposalOfDiscontinuedOperation	0	USD
CY2017	us-gaap	Discontinued Operation Tax Effect Of Income Loss From Disposal Of Discontinued Operation DiscontinuedOperationTaxEffectOfIncomeLossFromDisposalOfDiscontinuedOperation	0	USD
CY2015	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	0	USD
CY2016	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	0	USD
CY2017	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	179605000	USD
CY2015	us-gaap	Dividends Common Stock DividendsCommonStock	94674000	USD
CY2016	us-gaap	Dividends Common Stock DividendsCommonStock	93529000	USD
CY2017	us-gaap	Dividends Common Stock DividendsCommonStock	120974000	USD
CY2015	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.74
CY2016Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.60
CY2016Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.15
CY2016Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.41
CY2016Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.37
CY2016	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.34
CY2017Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.76
CY2017Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.16
CY2017Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.27
CY2017Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.74
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.45
CY2015	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.74
CY2016Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.60
CY2016Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.15
CY2016Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.41
CY2016Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.37
CY2016	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.34
CY2017Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.75
CY2017Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.16
CY2017Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.27
CY2017Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.74
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.45
CY2015	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-5554000	USD
CY2016	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.386
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.751
CY2016	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-25980000	USD
CY2017	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	10687000	USD
CY2015	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.308
CY2015	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2016	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.037
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.009
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.000
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0.444
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.032
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.010
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.011
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Minority Interest Income Expense EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense	-0.031
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Minority Interest Income Expense EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense	0.071
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Minority Interest Income Expense EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense	0.028
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Other Reconciling Items Percent EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent	0.015
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Other Reconciling Items Percent EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent	0.017
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Other Reconciling Items Percent EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent	0.005
CY2015	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	-0.019
CY2016	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.003
CY2017	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.020
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.019
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.015
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.004
CY2017Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	68000000	USD
CY2017	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P1Y7M28D
CY2015	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	27300000	USD
CY2016	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	12400000	USD
CY2017	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	17300000	USD
CY2014Q4	us-gaap	Equity Method Investments EquityMethodInvestments	1712568000	USD
CY2015Q4	us-gaap	Equity Method Investments EquityMethodInvestments	1757369000	USD
CY2016Q4	us-gaap	Equity Method Investments EquityMethodInvestments	2125098000	USD
CY2017Q4	us-gaap	Equity Method Investments EquityMethodInvestments	2066829000	USD
CY2015	us-gaap	Exploration And Production Revenue ExplorationAndProductionRevenue	45939000	USD
CY2016	us-gaap	Exploration And Production Revenue ExplorationAndProductionRevenue	49890000	USD
CY2017	us-gaap	Exploration And Production Revenue ExplorationAndProductionRevenue	61541000	USD
CY2016Q4	us-gaap	Fair Value Investments Entities That Calculate Net Asset Value Per Share Unfunded Committments FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments	20295000	USD
CY2017Q4	us-gaap	Fair Value Investments Entities That Calculate Net Asset Value Per Share Unfunded Committments FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments	19084000	USD
CY2015	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	455500000	USD
CY2016	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	-115300000	USD
CY2017	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	5900000	USD
CY2015	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	236700000	USD
CY2016	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	179600000	USD
CY2017	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	38200000	USD
CY2015	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	85800000	USD
CY2016	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings	1900000	USD
CY2017	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings	1700000	USD
CY2016	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	133200000	USD
CY2017	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	54900000	USD
CY2015	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings	7600000	USD
CY2016Q4	us-gaap	Fair Value Of Securities Received As Collateral That Can Be Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged	25500000000	USD
CY2017Q4	us-gaap	Fair Value Of Securities Received As Collateral That Can Be Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged	27100000000	USD
CY2016Q4	us-gaap	Fair Value Option Aggregate Differences Loans And Long Term Receivables FairValueOptionAggregateDifferencesLoansAndLongTermReceivables	1325938000	USD
CY2017Q4	us-gaap	Fair Value Option Aggregate Differences Loans And Long Term Receivables FairValueOptionAggregateDifferencesLoansAndLongTermReceivables	752076000	USD
CY2016Q4	us-gaap	Fair Value Option Aggregate Differences Long Term Debt Instruments FairValueOptionAggregateDifferencesLongTermDebtInstruments	20202000	USD
CY2017Q4	us-gaap	Fair Value Option Aggregate Differences Long Term Debt Instruments FairValueOptionAggregateDifferencesLongTermDebtInstruments	32839000	USD
CY2015	us-gaap	Fair Value Option Credit Risk Gains Losses On Assets FairValueOptionCreditRiskGainsLossesOnAssets	-17389000	USD
CY2016	us-gaap	Fair Value Option Credit Risk Gains Losses On Assets FairValueOptionCreditRiskGainsLossesOnAssets	-68812000	USD
CY2017	us-gaap	Fair Value Option Credit Risk Gains Losses On Assets FairValueOptionCreditRiskGainsLossesOnAssets	22088000	USD
CY2016Q4	us-gaap	Fair Value Option Loans Held As Assets90 Days Or More Past Due FairValueOptionLoansHeldAsAssets90DaysOrMorePastDue	64600000	USD
CY2017Q4	us-gaap	Fair Value Option Loans Held As Assets90 Days Or More Past Due FairValueOptionLoansHeldAsAssets90DaysOrMorePastDue	38700000	USD
CY2016Q4	us-gaap	Fair Value Option Loans Held As Assets Aggregate Amount In Nonaccrual Status Aggregated Difference FairValueOptionLoansHeldAsAssetsAggregateAmountInNonaccrualStatusAggregatedDifference	205746000	USD
CY2017Q4	us-gaap	Fair Value Option Loans Held As Assets Aggregate Amount In Nonaccrual Status Aggregated Difference FairValueOptionLoansHeldAsAssetsAggregateAmountInNonaccrualStatusAggregatedDifference	159462000	USD
CY2016Q4	us-gaap	Financial Assets Sold Under Agreements To Repurchase Gross Including Not Subject To Master Netting Arrangement FinancialAssetsSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement	17012332000	USD
CY2017Q4	us-gaap	Financial Assets Sold Under Agreements To Repurchase Gross Including Not Subject To Master Netting Arrangement FinancialAssetsSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement	19829249000	USD
CY2016Q4	us-gaap	Financial Instruments Owned At Fair Value FinancialInstrumentsOwnedAtFairValue	15286286000	USD
CY2017Q4	us-gaap	Financial Instruments Owned At Fair Value FinancialInstrumentsOwnedAtFairValue	16229291000	USD
CY2016Q4	us-gaap	Financial Instruments Sold Not Yet Purchased At Fair Value FinancialInstrumentsSoldNotYetPurchasedAtFairValue	8388619000	USD
CY2017Q4	us-gaap	Financial Instruments Sold Not Yet Purchased At Fair Value FinancialInstrumentsSoldNotYetPurchasedAtFairValue	8454965000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	58454000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	57984000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	58067000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	58454000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	58454000	USD
CY2015	us-gaap	Floor Brokerage Exchange And Clearance Fees FloorBrokerageExchangeAndClearanceFees	199780000	USD
CY2016	us-gaap	Floor Brokerage Exchange And Clearance Fees FloorBrokerageExchangeAndClearanceFees	167205000	USD
CY2017	us-gaap	Floor Brokerage Exchange And Clearance Fees FloorBrokerageExchangeAndClearanceFees	174506000	USD
CY2015	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-167626000	USD
CY2016	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-649789000	USD
CY2017	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-319318000	USD
CY2015	us-gaap	Gain Loss On Fair Value Hedges Recognized In Earnings GainLossOnFairValueHedgesRecognizedInEarnings	0	USD
CY2016	us-gaap	Gain Loss On Fair Value Hedges Recognized In Earnings GainLossOnFairValueHedgesRecognizedInEarnings	0	USD
CY2017	us-gaap	Gain Loss On Fair Value Hedges Recognized In Earnings GainLossOnFairValueHedgesRecognizedInEarnings	6033000	USD
CY2015	us-gaap	Gain Loss On Investments GainLossOnInvestments	62957000	USD
CY2016	us-gaap	Gain Loss On Investments GainLossOnInvestments	29542000	USD
CY2017	us-gaap	Gain Loss On Investments GainLossOnInvestments	23028000	USD
CY2015	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	757788000	USD
CY2016	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	831892000	USD
CY2017	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	817620000	USD
CY2015	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	274065000	USD
CY2016	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	125938000	USD
CY2017	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	167351000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	336856000	USD
CY2016Q4	us-gaap	Goodwill Goodwill	1715714000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	1722150000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	337374000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	944014000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	356536000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	316430000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1013814000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	19680000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-20944000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	69800000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	246255000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	161832000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	1088715000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	246589000	USD
CY2016Q1	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-218602000	USD
CY2016Q2	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	70612000	USD
CY2016Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	176206000	USD
CY2016Q4	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	166105000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	194321000	USD
CY2017Q1	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	293923000	USD
CY2017Q2	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	74062000	USD
CY2017Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	136767000	USD
CY2017Q4	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-251905000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	252847000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.73
CY2016	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.34
CY2017	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.45
CY2015	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.73
CY2016	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.34
CY2017	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.45
CY2015	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	110281000	USD
CY2016	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	154598000	USD
CY2017	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-74901000	USD
CY2015	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	109947000	USD
CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	122109000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	760967000	USD
CY2015	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-13227000	USD
CY2016	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	2825000	USD
CY2017	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	0	USD
CY2015	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-11474000	USD
CY2016	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-3137000	USD
CY2015	us-gaap	Income Tax Reconciliation Minority Interest Income Expense IncomeTaxReconciliationMinorityInterestIncomeExpense	-11039000	USD
CY2017	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-11577000	USD
CY2015	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	124788000	USD
CY2016	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	110751000	USD
CY2017	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	354835000	USD
CY2016	us-gaap	Income Tax Reconciliation Minority Interest Income Expense IncomeTaxReconciliationMinorityInterestIncomeExpense	22512000	USD
CY2017	us-gaap	Income Tax Reconciliation Minority Interest Income Expense IncomeTaxReconciliationMinorityInterestIncomeExpense	28392000	USD
CY2015	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	5886000	USD
CY2016	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	5347000	USD
CY2017	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	4852000	USD
CY2015	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-6928000	USD
CY2016	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1045000	USD
CY2017	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	19938000	USD
CY2015	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	6789000	USD
CY2016	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	4640000	USD
CY2017	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	3850000	USD
CY2015	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	510000	USD
CY2016	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-13738000	USD
CY2017	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	15361000	USD
CY2015	us-gaap	Increase Decrease In Brokerage Receivables IncreaseDecreaseInBrokerageReceivables	-551021000	USD
CY2016	us-gaap	Increase Decrease In Brokerage Receivables IncreaseDecreaseInBrokerageReceivables	488623000	USD
CY2017	us-gaap	Increase Decrease In Brokerage Receivables IncreaseDecreaseInBrokerageReceivables	555109000	USD
CY2015	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	93967000	USD
CY2016	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	61900000	USD
CY2017	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-236000	USD
CY2015	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	145634000	USD
CY2016	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	162748000	USD
CY2017	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	248217000	USD
CY2015	us-gaap	Increase Decrease In Payables To Broker Dealers IncreaseDecreaseInPayablesToBrokerDealers	486841000	USD
CY2016	us-gaap	Increase Decrease In Payables To Broker Dealers IncreaseDecreaseInPayablesToBrokerDealers	569246000	USD
CY2017	us-gaap	Increase Decrease In Payables To Broker Dealers IncreaseDecreaseInPayablesToBrokerDealers	-1079516000	USD
CY2015	us-gaap	Increase Decrease In Payables To Customers IncreaseDecreaseInPayablesToCustomers	-3455080000	USD
CY2016	us-gaap	Increase Decrease In Payables To Customers IncreaseDecreaseInPayablesToCustomers	-483188000	USD
CY2017	us-gaap	Increase Decrease In Payables To Customers IncreaseDecreaseInPayablesToCustomers	366721000	USD
CY2015	us-gaap	Increase Decrease In Payables Under Repurchase Agreements IncreaseDecreaseInPayablesUnderRepurchaseAgreements	-688355000	USD
CY2016	us-gaap	Increase Decrease In Payables Under Repurchase Agreements IncreaseDecreaseInPayablesUnderRepurchaseAgreements	-3144433000	USD
CY2017	us-gaap	Increase Decrease In Payables Under Repurchase Agreements IncreaseDecreaseInPayablesUnderRepurchaseAgreements	1838793000	USD
CY2015	us-gaap	Increase Decrease In Securities Borrowed IncreaseDecreaseInSecuritiesBorrowed	127060000	USD
CY2016	us-gaap	Increase Decrease In Securities Borrowed IncreaseDecreaseInSecuritiesBorrowed	805779000	USD
CY2017	us-gaap	Increase Decrease In Securities Borrowed IncreaseDecreaseInSecuritiesBorrowed	-50660000	USD
CY2015	us-gaap	Increase Decrease In Securities Loaned Transactions IncreaseDecreaseInSecuritiesLoanedTransactions	420929000	USD
CY2016	us-gaap	Increase Decrease In Securities Loaned Transactions IncreaseDecreaseInSecuritiesLoanedTransactions	-122946000	USD
CY2017	us-gaap	Increase Decrease In Securities Loaned Transactions IncreaseDecreaseInSecuritiesLoanedTransactions	381000	USD
CY2015	us-gaap	Increase Decrease In Trading Liabilities IncreaseDecreaseInTradingLiabilities	-2011277000	USD
CY2016	us-gaap	Increase Decrease In Trading Liabilities IncreaseDecreaseInTradingLiabilities	1727698000	USD
CY2017	us-gaap	Increase Decrease In Trading Liabilities IncreaseDecreaseInTradingLiabilities	-25663000	USD
CY2015	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	-1380230000	USD
CY2016	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	-2687399000	USD
CY2017	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	596780000	USD
CY2015	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	6500000	shares
CY2016	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	1986800	shares
CY2017	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	1401000	shares
CY2016Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	797964000	USD
CY2017Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	741030000	USD
CY2016Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	2513678000	USD
CY2017Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	2463180000	USD
CY2015	us-gaap	Interest Expense InterestExpense	115804000	USD
CY2016	us-gaap	Interest Expense InterestExpense	108703000	USD
CY2017	us-gaap	Interest Expense InterestExpense	107859000	USD
CY2015	us-gaap	Interest Income Operating InterestIncomeOperating	955240000	USD
CY2016	us-gaap	Interest Income Operating InterestIncomeOperating	926255000	USD
CY2017	us-gaap	Interest Income Operating InterestIncomeOperating	993537000	USD
CY2015	us-gaap	Interest Paid Net InterestPaidNet	980266000	USD
CY2016	us-gaap	Interest Paid Net InterestPaidNet	957140000	USD
CY2017	us-gaap	Interest Paid Net InterestPaidNet	1120191000	USD
CY2015	us-gaap	Investment Banking Revenue InvestmentBankingRevenue	1417807000	USD
CY2016	us-gaap	Investment Banking Revenue InvestmentBankingRevenue	1193973000	USD
CY2017	us-gaap	Investment Banking Revenue InvestmentBankingRevenue	1764285000	USD
CY2016Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	2125098000	USD
CY2017Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	2066829000	USD
CY2015	us-gaap	Labor And Related Expense LaborAndRelatedExpense	1665465000	USD
CY2016	us-gaap	Labor And Related Expense LaborAndRelatedExpense	1730585000	USD
CY2017	us-gaap	Labor And Related Expense LaborAndRelatedExpense	1993776000	USD
CY2016Q4	us-gaap	Liabilities Liabilities	34305849000	USD
CY2017Q4	us-gaap	Liabilities Liabilities	36478536000	USD
CY2016Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	45071307000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	47169108000	USD
CY2016Q4	us-gaap	Long Term Debt LongTermDebt	7380443000	USD
CY2017Q4	us-gaap	Long Term Debt LongTermDebt	7885783000	USD
CY2016Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	248856000	USD
CY2017Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	606956000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	1016300000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	232500000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	766500000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	125200000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	777700000	USD
CY2015	us-gaap	Loss Contingency Accrual Carrying Value Period Increase Decrease LossContingencyAccrualCarryingValuePeriodIncreaseDecrease	-96500000	USD
CY2016	us-gaap	Loss Contingency Accrual Carrying Value Period Increase Decrease LossContingencyAccrualCarryingValuePeriodIncreaseDecrease	0	USD
CY2017	us-gaap	Loss Contingency Accrual Carrying Value Period Increase Decrease LossContingencyAccrualCarryingValuePeriodIncreaseDecrease	0	USD
CY2015	us-gaap	Marketable Securities Realized Gain Loss MarketableSecuritiesRealizedGainLoss	14112000	USD
CY2016	us-gaap	Marketable Securities Realized Gain Loss MarketableSecuritiesRealizedGainLoss	-286000	USD
CY2017	us-gaap	Marketable Securities Realized Gain Loss MarketableSecuritiesRealizedGainLoss	13000	USD
CY2016Q4	us-gaap	Minority Interest MinorityInterest	175549000	USD
CY2017Q4	us-gaap	Minority Interest MinorityInterest	33022000	USD
CY2015	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	7277000	USD
CY2016	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	18544000	USD
CY2017	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	12031000	USD
CY2015	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-651983000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	230906000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	434801000	USD
CY2015	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	781165000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-639657000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-47262000	USD
CY2015	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-761755000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	608847000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1072832000	USD
CY2015	us-gaap	Net Income Loss NetIncomeLoss	279587000	USD
CY2016Q1	us-gaap	Net Income Loss NetIncomeLoss	-222880000	USD
CY2016Q2	us-gaap	Net Income Loss NetIncomeLoss	57289000	USD
CY2016Q3	us-gaap	Net Income Loss NetIncomeLoss	154358000	USD
CY2016Q4	us-gaap	Net Income Loss NetIncomeLoss	137171000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	125938000	USD
CY2017Q1	us-gaap	Net Income Loss NetIncomeLoss	281408000	USD
CY2017Q2	us-gaap	Net Income Loss NetIncomeLoss	58193000	USD
CY2017Q3	us-gaap	Net Income Loss NetIncomeLoss	99351000	USD
CY2017Q4	us-gaap	Net Income Loss NetIncomeLoss	-271601000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	167351000	USD
CY2015	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-4996000	USD
CY2016Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-1052000	USD
CY2016Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-760000	USD
CY2016Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-1870000	USD
CY2016Q4	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	2256000	USD
CY2016	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-1426000	USD
CY2017Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-523000	USD
CY2017Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-1446000	USD
CY2017Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	28000	USD
CY2017Q4	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-1514000	USD
CY2017	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-3455000	USD
CY2015	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	-26543000	USD
CY2016Q1	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	4314000	USD
CY2016Q2	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	13068000	USD
CY2016Q3	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	22702000	USD
CY2016Q4	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	25662000	USD
CY2016	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	65746000	USD
CY2017Q1	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	12022000	USD
CY2017Q2	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	16300000	USD
CY2017Q3	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	36216000	USD
CY2017Q4	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	20038000	USD
CY2017	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	84576000	USD
CY2015	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	274876000	USD
CY2016	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	125364000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	166741000	USD
CY2015	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	274842000	USD
CY2016	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	125345000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	166727000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	1007831000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	94734000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals	29633000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	59844000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	62507000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	68195000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	84110000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	638441000	USD
CY2015	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	84000000	USD
CY2016	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	80400000	USD
CY2017	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	80800000	USD
CY2016Q4	us-gaap	Other Assets OtherAssets	1635664000	USD
CY2017Q4	us-gaap	Other Assets OtherAssets	1661777000	USD
CY2015	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	-36477000	USD
CY2016	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	-121581000	USD
CY2017	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	78493000	USD
CY2015	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	-5174000	USD
CY2016	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	-3530000	USD
CY2017	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	14616000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-19987000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	3896000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	5711000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-11097000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	2260000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	3326000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	0	USD
CY2016	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	0	USD
CY2017	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-936000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	0	USD
CY2016	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	0	USD
CY2017	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	-593000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-36477000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-121581000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	83803000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment From Aoci Realized Upon Sale Or Liquidation Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax	0	USD
CY2016	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment From Aoci Realized Upon Sale Or Liquidation Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax	0	USD
CY2017	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment From Aoci Realized Upon Sale Or Liquidation Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax	-5310000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment From Aoci Realized Upon Sale Or Liquidation Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationTax	0	USD
CY2016	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment From Aoci Realized Upon Sale Or Liquidation Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationTax	0	USD
CY2017	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment From Aoci Realized Upon Sale Or Liquidation Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationTax	1086000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-5174000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-3530000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	13530000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-8289000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-128096000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	71227000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax	-17073000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax	5451000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax	-3526000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-48175000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	3917000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-4043000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Before Reclassification Adjustments Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax	7152000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Before Reclassification Adjustments Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax	-2516000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Before Reclassification Adjustments Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax	2018000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	24311000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-1816000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	4060000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	10930000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	4000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	212000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	6068000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	2000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	124000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax	31102000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax	1534000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax	517000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax	-17159000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax	-700000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax	-2042000	USD
CY2015	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	0	USD
CY2016	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	0	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-936000	USD
CY2015	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	0	USD
CY2016	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	0	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	-593000	USD
CY2015	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-9057000	USD
CY2016	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	3900000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	5923000	USD
CY2015	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-5029000	USD
CY2016	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	2262000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	3450000	USD
CY2015	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	8006000	USD
CY2016	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	22673000	USD
CY2017	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	17860000	USD
CY2015	us-gaap	Other Income OtherIncome	549228000	USD
CY2016	us-gaap	Other Income OtherIncome	488186000	USD
CY2017	us-gaap	Other Income OtherIncome	748508000	USD
CY2015	us-gaap	Other Operating Income OtherOperatingIncome	32630000	USD
CY2016	us-gaap	Other Operating Income OtherOperatingIncome	43976000	USD
CY2017	us-gaap	Other Operating Income OtherOperatingIncome	86384000	USD
CY2016Q4	us-gaap	Other Secured Financings OtherSecuredFinancings	1026429000	USD
CY2017Q4	us-gaap	Other Secured Financings OtherSecuredFinancings	1029485000	USD
CY2015	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	4711000	USD
CY2016	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	574000	USD
CY2017	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	610000	USD
CY2016Q4	us-gaap	Payables To Broker Dealers And Clearing Organizations PayablesToBrokerDealersAndClearingOrganizations	3290400000	USD
CY2017Q4	us-gaap	Payables To Broker Dealers And Clearing Organizations PayablesToBrokerDealersAndClearingOrganizations	2228900000	USD
CY2016Q4	us-gaap	Payables To Customers PayablesToCustomers	2297300000	USD
CY2017Q4	us-gaap	Payables To Customers PayablesToCustomers	2664000000	USD
CY2015	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	2532000	USD
CY2016	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-978000	USD
CY2017	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-1339000	USD
CY2015	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	125754000	USD
CY2016	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	95020000	USD
CY2017	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	100477000	USD
CY2015	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	92550000	USD
CY2016	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	91296000	USD
CY2017	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	117407000	USD
CY2015	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2016	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	9673000	USD
CY2017	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2015	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	1492060000	USD
CY2016	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	763528000	USD
CY2017	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	3305791000	USD
CY2015	us-gaap	Payments To Acquire Receivables PaymentsToAcquireReceivables	420219000	USD
CY2016	us-gaap	Payments To Acquire Receivables PaymentsToAcquireReceivables	342281000	USD
CY2017	us-gaap	Payments To Acquire Receivables PaymentsToAcquireReceivables	39953000	USD
CY2015	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	7277000	USD
CY2016	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	18544000	USD
CY2017	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	12031000	USD
CY2016Q4	us-gaap	Pledged Financial Instruments Not Separately Reported Securities Pledged PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged	9706881000	USD
CY2017Q4	us-gaap	Pledged Financial Instruments Not Separately Reported Securities Pledged PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged	10842051000	USD
CY2015	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	4063000	USD
CY2016Q1	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	1016000	USD
CY2016Q2	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	1015000	USD
CY2016Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	1016000	USD
CY2016Q4	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	1016000	USD
CY2016	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	4063000	USD
CY2017Q1	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	1016000	USD
CY2017Q2	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	1015000	USD
CY2017Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	1172000	USD
CY2017Q4	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	1172000	USD
CY2017	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	4375000	USD
CY2015	us-gaap	Principal Transactions Revenue PrincipalTransactionsRevenue	642824000	USD
CY2016	us-gaap	Principal Transactions Revenue PrincipalTransactionsRevenue	603822000	USD
CY2017	us-gaap	Principal Transactions Revenue PrincipalTransactionsRevenue	931576000	USD
CY2015	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1223000	USD
CY2016	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1062000	USD
CY2017	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1501000	USD
CY2015	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	15469000	USD
CY2016	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	154522000	USD
CY2017	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	40072000	USD
CY2015	us-gaap	Proceeds From Other Debt ProceedsFromOtherDebt	363595000	USD
CY2016	us-gaap	Proceeds From Other Debt ProceedsFromOtherDebt	1020050000	USD
CY2017	us-gaap	Proceeds From Other Debt ProceedsFromOtherDebt	2095559000	USD
CY2015	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	750000	USD
CY2016	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	488000	USD
CY2017	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-1000	USD
CY2015	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	0	USD
CY2016	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	-46536000	USD
CY2017	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	-5650000	USD
CY2015	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	298659000	USD
CY2016	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	204882000	USD
CY2017	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	23324000	USD
CY2015	us-gaap	Proceeds From Sale And Collection Of Receivables ProceedsFromSaleAndCollectionOfReceivables	153004000	USD
CY2016	us-gaap	Proceeds From Sale And Collection Of Receivables ProceedsFromSaleAndCollectionOfReceivables	121825000	USD
CY2017	us-gaap	Proceeds From Sale And Collection Of Receivables ProceedsFromSaleAndCollectionOfReceivables	270689000	USD
CY2015	us-gaap	Proceeds From Sale Of Equity Method Investments ProceedsFromSaleOfEquityMethodInvestments	0	USD
CY2016	us-gaap	Proceeds From Sale Of Equity Method Investments ProceedsFromSaleOfEquityMethodInvestments	0	USD
CY2017	us-gaap	Proceeds From Sale Of Equity Method Investments ProceedsFromSaleOfEquityMethodInvestments	173105000	USD
CY2015	us-gaap	Profit Loss ProfitLoss	252111000	USD
CY2016	us-gaap	Profit Loss ProfitLoss	194321000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	252847000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1227368000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1361861000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	709242000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	750403000	USD
CY2016Q4	us-gaap	Receivables From Brokers Dealers And Clearing Organizations ReceivablesFromBrokersDealersAndClearingOrganizations	2062900000	USD
CY2017Q4	us-gaap	Receivables From Brokers Dealers And Clearing Organizations ReceivablesFromBrokersDealersAndClearingOrganizations	2635200000	USD
CY2016Q4	us-gaap	Receivables From Customers ReceivablesFromCustomers	843100000	USD
CY2017Q4	us-gaap	Receivables From Customers ReceivablesFromCustomers	1563800000	USD
CY2016	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	1530000	USD
CY2017	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	5615000	USD
CY2016	us-gaap	Related Party Transaction Purchases From Related Party RelatedPartyTransactionPurchasesFromRelatedParty	14800000	USD
CY2017	us-gaap	Related Party Transaction Purchases From Related Party RelatedPartyTransactionPurchasesFromRelatedParty	13400000	USD
CY2015	us-gaap	Repayments Of Other Debt RepaymentsOfOtherDebt	1316494000	USD
CY2016	us-gaap	Repayments Of Other Debt RepaymentsOfOtherDebt	962515000	USD
CY2017	us-gaap	Repayments Of Other Debt RepaymentsOfOtherDebt	1401104000	USD
CY2016Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	4645391000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	4700968000	USD
CY2016	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	30900000	USD
CY2017	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	31700000	USD
CY2015	us-gaap	Revenues Revenues	11683927000	USD
CY2016	us-gaap	Revenues Revenues	10875254000	USD
CY2017	us-gaap	Revenues Revenues	12407854000	USD
CY2015	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	10886458000	USD
CY2016Q1	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	2015106000	USD
CY2016Q2	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	2625358000	USD
CY2016Q3	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	2676375000	USD
CY2016Q4	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	2745778000	USD
CY2016	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	10062617000	USD
CY2017Q1	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	2867982000	USD
CY2017Q2	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	2732380000	USD
CY2017Q3	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	2896522000	USD
CY2017Q4	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	2939509000	USD
CY2017	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	11436393000	USD
CY2015	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	7396869000	USD
CY2016	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	7021902000	USD
CY2017	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	7353663000	USD
CY2016Q4	us-gaap	Secured Borrowings Gross Including Not Subject To Master Netting Arrangement SecuredBorrowingsGrossIncludingNotSubjectToMasterNettingArrangement	19831464000	USD
CY2017Q4	us-gaap	Secured Borrowings Gross Including Not Subject To Master Netting Arrangement SecuredBorrowingsGrossIncludingNotSubjectToMasterNettingArrangement	22673160000	USD
CY2017Q4	us-gaap	Secured Debt SecuredDebt	484300000	USD
CY2016Q4	us-gaap	Securities Borrowed SecuritiesBorrowed	7743562000	USD
CY2017Q4	us-gaap	Securities Borrowed SecuritiesBorrowed	7721803000	USD
CY2016Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Cash SecuritiesBorrowedCollateralObligationToReturnCash	710611000	USD
CY2017Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Cash SecuritiesBorrowedCollateralObligationToReturnCash	966712000	USD
CY2016Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Securities SecuritiesBorrowedCollateralObligationToReturnSecurities	647290000	USD
CY2017Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Securities SecuritiesBorrowedCollateralObligationToReturnSecurities	1032629000	USD
CY2016Q4	us-gaap	Securities Borrowed Gross SecuritiesBorrowedGross	7743562000	USD
CY2017Q4	us-gaap	Securities Borrowed Gross SecuritiesBorrowedGross	7721803000	USD
CY2016Q4	us-gaap	Securities Borrowed Liability SecuritiesBorrowedLiability	0	USD
CY2017Q4	us-gaap	Securities Borrowed Liability SecuritiesBorrowedLiability	0	USD
CY2016Q4	us-gaap	Securities Borrowed Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election SecuritiesBorrowedOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	6385661000	USD
CY2017Q4	us-gaap	Securities Borrowed Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election SecuritiesBorrowedOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	5722462000	USD
CY2016Q4	us-gaap	Securities Loaned SecuritiesLoaned	2819132000	USD
CY2017Q4	us-gaap	Securities Loaned SecuritiesLoaned	2843911000	USD
CY2016Q4	us-gaap	Securities Loaned Asset SecuritiesLoanedAsset	0	USD
CY2017Q4	us-gaap	Securities Loaned Asset SecuritiesLoanedAsset	0	USD
CY2016Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Cash SecuritiesLoanedCollateralRightToReclaimCash	710611000	USD
CY2017Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Cash SecuritiesLoanedCollateralRightToReclaimCash	966712000	USD
CY2016Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Securities SecuritiesLoanedCollateralRightToReclaimSecurities	2064299000	USD
CY2017Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Securities SecuritiesLoanedCollateralRightToReclaimSecurities	1795408000	USD
CY2016Q4	us-gaap	Securities Loaned Gross SecuritiesLoanedGross	2819132000	USD
CY2017Q4	us-gaap	Securities Loaned Gross SecuritiesLoanedGross	2843911000	USD
CY2016Q4	us-gaap	Securities Loaned Including Not Subject To Master Netting Arrangement And Assets Other Than Securities Transferred SecuritiesLoanedIncludingNotSubjectToMasterNettingArrangementAndAssetsOtherThanSecuritiesTransferred	2819132000	USD
CY2017Q4	us-gaap	Securities Loaned Including Not Subject To Master Netting Arrangement And Assets Other Than Securities Transferred SecuritiesLoanedIncludingNotSubjectToMasterNettingArrangementAndAssetsOtherThanSecuritiesTransferred	2843911000	USD
CY2016Q4	us-gaap	Securities Loaned Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election SecuritiesLoanedOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	44222000	USD
CY2017Q4	us-gaap	Securities Loaned Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election SecuritiesLoanedOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	81791000	USD
CY2016Q4	us-gaap	Securities Purchased Under Agreements To Resell SecuritiesPurchasedUnderAgreementsToResell	3862488000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell SecuritiesPurchasedUnderAgreementsToResell	3689559000	USD
CY2016Q4	us-gaap	Securities Purchased Under Agreements To Resell Amount Offset Against Collateral SecuritiesPurchasedUnderAgreementsToResellAmountOffsetAgainstCollateral	94559000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Amount Offset Against Collateral SecuritiesPurchasedUnderAgreementsToResellAmountOffsetAgainstCollateral	18439000	USD
CY2016Q4	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Cash SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnCash	176275000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Cash SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnCash	463973000	USD
CY2016Q4	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Securities SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnSecurities	3591654000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Securities SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnSecurities	3207147000	USD
CY2016Q4	us-gaap	Securities Purchased Under Agreements To Resell Gross SecuritiesPurchasedUnderAgreementsToResellGross	14083144000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Gross SecuritiesPurchasedUnderAgreementsToResellGross	14858297000	USD
CY2016Q4	us-gaap	Securities Purchased Under Agreements To Resell Liability SecuritiesPurchasedUnderAgreementsToResellLiability	10220656000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Liability SecuritiesPurchasedUnderAgreementsToResellLiability	11168738000	USD
CY2016Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	6791676000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	8660511000	USD
CY2016Q4	us-gaap	Securities Sold Under Agreements To Repurchase Amount Offset Against Collateral SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral	834492000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Amount Offset Against Collateral SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral	1129026000	USD
CY2016Q4	us-gaap	Securities Sold Under Agreements To Repurchase Asset SecuritiesSoldUnderAgreementsToRepurchaseAsset	10220656000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Asset SecuritiesSoldUnderAgreementsToRepurchaseAsset	11168738000	USD
CY2016Q4	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Cash SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimCash	176275000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Cash SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimCash	463973000	USD
CY2016Q4	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Securities SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimSecurities	5780909000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Securities SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimSecurities	7067512000	USD
CY2016Q4	us-gaap	Securities Sold Under Agreements To Repurchase Gross SecuritiesSoldUnderAgreementsToRepurchaseGross	17012332000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase Gross SecuritiesSoldUnderAgreementsToRepurchaseGross	19829249000	USD
CY2015	us-gaap	Share Based Compensation ShareBasedCompensation	74087000	USD
CY2015	us-gaap	Share Based Compensation ShareBasedCompensation	74100000	USD
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	33597000	USD
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	33600000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	48400000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	48384000	USD
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	264000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	23.07
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	6000	USD
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	0	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	65000	USD
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	977000	shares
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	20000	shares
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	290000	shares
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	1156000	USD
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1640000	shares
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	661000	shares
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	641000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	331000	shares
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	24.91
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	24.97
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	24.80
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	23.03
CY2015	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	21.66
CY2016	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	0.00
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	22.75
CY2015	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	24.88
CY2016	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	30.49
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	26.98
CY2015	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	0.00
CY2016	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	0.00
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	0.00
CY2017Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	911000	USD
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P1Y
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P1Y
CY2016Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	525842000	USD
CY2017Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	436215000	USD
CY2016Q4	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.0177
CY2017Q4	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.0251
CY2017Q4	us-gaap	Shortterm Debt Fair Value ShorttermDebtFairValue	23324000	USD
CY2015	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	2000	shares
CY2016	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	0	shares
CY2017	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	20000	shares
CY2017Q4	us-gaap	Stock Repurchase Program Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased	12500000	shares
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	10128100000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	10105957000	USD
CY2014Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10370022000	USD
CY2015Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10465890000	USD
CY2016Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10303649000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10138979000	USD
CY2015	us-gaap	Stockholders Equity Other StockholdersEquityOther	-1513000	USD
CY2016	us-gaap	Stockholders Equity Other StockholdersEquityOther	-223000	USD
CY2017	us-gaap	Stockholders Equity Other StockholdersEquityOther	-7333000	USD
CY2015	us-gaap	Taxes Other TaxesOther	21900000	USD
CY2016	us-gaap	Taxes Other TaxesOther	35400000	USD
CY2017	us-gaap	Taxes Other TaxesOther	39600000	USD
CY2016Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	56947654	shares
CY2017Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	60165980	shares
CY2015	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	125754000	USD
CY2017	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	100477000	USD
CY2016	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	95020000	USD
CY2015	us-gaap	Undistributed Earnings Diluted UndistributedEarningsDiluted	-34000	USD
CY2016	us-gaap	Undistributed Earnings Diluted UndistributedEarningsDiluted	-19000	USD
CY2017	us-gaap	Undistributed Earnings Diluted UndistributedEarningsDiluted	-14000	USD
CY2016Q4	us-gaap	Undistributed Earnings Of Foreign Subsidiaries UndistributedEarningsOfForeignSubsidiaries	157000000	USD
CY2014Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	148590000	USD
CY2015Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	150867000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	148848000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	169020000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	15349000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	9414000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	8805000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	7879000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	1347000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	0	USD
CY2015	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	3475000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	5045000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	18619000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	22030000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	3697000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	10358000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Accrued UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued	47700000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Accrued UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued	57400000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Expense UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense	4200000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Expense UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense	8600000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Expense UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense	9700000	USD
CY2016Q4	us-gaap	Variable Interest Entity Entity Maximum Loss Exposure Amount VariableInterestEntityEntityMaximumLossExposureAmount	1410800000	USD
CY2017Q4	us-gaap	Variable Interest Entity Entity Maximum Loss Exposure Amount VariableInterestEntityEntityMaximumLossExposureAmount	1977600000	USD
CY2016Q4	us-gaap	Variable Interest Entity Nonconsolidated Carrying Amount Assets VariableInterestEntityNonconsolidatedCarryingAmountAssets	566900000	USD
CY2017Q4	us-gaap	Variable Interest Entity Nonconsolidated Carrying Amount Assets VariableInterestEntityNonconsolidatedCarryingAmountAssets	579600000	USD
CY2016Q4	us-gaap	Variable Interest Entity Nonconsolidated Carrying Amount Liabilities VariableInterestEntityNonconsolidatedCarryingAmountLiabilities	4800000	USD
CY2017Q4	us-gaap	Variable Interest Entity Nonconsolidated Carrying Amount Liabilities VariableInterestEntityNonconsolidatedCarryingAmountLiabilities	8900000	USD
CY2015	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	372431000	shares
CY2016Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	372367000	shares
CY2016Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	372556000	shares
CY2016Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	374567000	shares
CY2016Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	374693000	shares
CY2016	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	371518000	shares
CY2017Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	375721000	shares
CY2017Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	371552000	shares
CY2017Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	370198000	shares
CY2017Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	366000000	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	370701000	shares
CY2015	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	372430000	shares
CY2016Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	372367000	shares
CY2016Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	372556000	shares
CY2016Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	370404000	shares
CY2016Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	369299000	shares
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	371211000	shares
CY2017Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	369267000	shares
CY2017Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	369212000	shares
CY2017Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	367828000	shares
CY2017Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	366000000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	368197000	shares
CY2017	us-gaap	Derivatives Methods Of Accounting Hedging Derivatives DerivativesMethodsOfAccountingHedgingDerivatives	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;font-weight:bold;">Hedge Accounting</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Jefferies applies hedge accounting using interest rate swaps designated as fair value hedges of changes in the benchmark interest rate of fixed rate senior long-term debt. Jefferies interest rate swaps are included as derivative contracts in Trading assets and Trading liabilities in the Consolidated Statements of Financial Condition. Jefferies uses regression analysis to perform ongoing prospective and retrospective assessments of the effectiveness of these hedging relationships. A hedging relationship is deemed effective if the change in fair value of the interest rate swap and the change in the fair value of the long-term debt due to changes in the benchmark interest rate offset within a range of </font><font style="font-family:inherit;font-size:10pt;">80%</font><font style="font-family:inherit;font-size:10pt;"> to </font><font style="font-family:inherit;font-size:10pt;">125%</font><font style="font-family:inherit;font-size:10pt;">. The impact of valuation adjustments related to Jefferies own credit spreads and counterparty credit spreads are included in the assessment of effectiveness.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">For qualifying fair value hedges of benchmark interest rates, the change in the fair value of the derivative and the change in fair value of the long-term debt provide offset of one another, and together with any resulting ineffectiveness, are recorded in Interest expense. See Note 5 for further information.</font></div></div>
CY2017	us-gaap	Nature Of Operations NatureOfOperations	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:16px;padding-top:16px;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Nature of Operations</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Leucadia National Corporation (“Leucadia” or the “Company”) is a diversified holding company focused on long-term value creation to maximize shareholder value. We continuously review acquisitions of businesses, securities and assets that have the potential for significant long-term value creation, invest in a broad array of businesses, and evaluate the retention and disposition of our existing operations and holdings. Changes in the mix of our businesses and investments should be expected.</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Our financial services businesses and investments include Jefferies (investment banking and capital markets), Leucadia Asset Management (asset management), Berkadia (commercial mortgage banking, investment sales and servicing), HomeFed (real estate company), FXCM (provider of online foreign exchange trading services) and Foursight Capital (vehicle finance). We also own and have investments in a diverse array of other businesses, including National Beef (beef processing), HRG Group ("HRG") (consumer products), Garcadia (automobile dealerships), Linkem (fixed wireless broadband services in Italy), Vitesse Energy and JETX Energy (oil and gas production and development), Idaho Timber (manufacturing) and Golden Queen (gold and silver mining). The structure of each of our investments was tailored to the unique opportunity each transaction presented. Our investments may be reflected in our consolidated results as consolidated subsidiaries, equity investments, securities or in other ways, depending on the structure of our specific holdings.</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Jefferies is the largest independent U.S. headquartered global full-service, integrated securities and investment banking firm. In March 2013, Jefferies became an indirect wholly-owned subsidiary of Leucadia, yet retains a separate credit rating and continues to be a separate SEC reporting company.  Through Jefferies, we own </font><font style="font-family:inherit;font-size:10pt;">50%</font><font style="font-family:inherit;font-size:10pt;"> of Jefferies Finance LLC ("Jefferies Finance"), our joint venture with Massachusetts Mutual Life Insurance Company.  Jefferies Finance is a commercial finance company whose primary focus is the origination and syndication of senior secured debt of middle market and growth companies in the form of term and revolving loans. Through Jefferies, we also owned a </font><font style="font-family:inherit;font-size:10pt;">48.5%</font><font style="font-family:inherit;font-size:10pt;"> voting interest in Jefferies LoanCore, LLC ("Jefferies LoanCore"), a joint venture with the Government of Singapore Investment Corporation, the Canadian Pension Plan Investment Board and LoanCore, LLC. Jefferies LoanCore originates, purchases and securitizes commercial real estate loans throughout the U.S. On October 31, 2017, Jefferies sold all of its membership interests in Jefferies LoanCore for approximately </font><font style="font-family:inherit;font-size:10pt;">$173.1 million</font><font style="font-family:inherit;font-size:10pt;">, the estimated book value as of October 31, 2017. In addition, Jefferies may be entitled to additional cash consideration over the next </font><font style="font-family:inherit;font-size:10pt;">five</font><font style="font-family:inherit;font-size:10pt;"> years in the event Jefferies LoanCore's yearly return on equity exceeds certain thresholds.</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Jefferies has a November 30</font><font style="font-family:inherit;font-size:10pt;"><sup style="vertical-align:top;line-height:120%;font-size:7pt">th</sup></font><font style="font-family:inherit;font-size:10pt;"> year-end, which it retains for standalone reporting purposes. We reflect Jefferies in our consolidated financial statements utilizing a one month lag. We have reviewed Jefferies business and internal operating results for the month of December 2017 for the purpose of evaluating whether financial statement disclosures or adjustments are required in this Annual Report on Form 10-K, and we have concluded that, other than the effects of the Tax Cuts and Jobs Act of 2017 (the "Tax Act"), no additional disclosures or adjustments are warranted. See Note 20 to our consolidated financial statements for additional information.</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Leucadia Asset Management ("LAM") supports and develops focused alternative asset management businesses led by distinct management teams. These include Folger Hill Asset Management LLC ("Folger Hill"), a multi-manager discretionary long/short equity hedge fund platform; Topwater Capital, a first-loss product; CoreCommodity Management LLC, an asset manager that focuses on commodities strategies; Tenacis Capital, a systematic macro investment platform; Lake Hill, an electronic trader in listed options and futures across asset classes; as well as several other smaller businesses. In addition, several investment management businesses, including Jefferies Strategic Investments Division, operate under Jefferies and are included under our marketing of the LAM platform. </font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Berkadia Commercial Mortgage LLC ("Berkadia"), our </font><font style="font-family:inherit;font-size:10pt;">50</font><font style="font-family:inherit;font-size:10pt;">-50 equity method joint venture with Berkshire Hathaway Inc., provides capital solutions, investment sales advisory and mortgage servicing for multifamily and commercial properties. </font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">We own an approximate </font><font style="font-family:inherit;font-size:10pt;">70%</font><font style="font-family:inherit;font-size:10pt;"> equity method interest of HomeFed, which owns and develops residential and mixed use real estate properties. We have contractually agreed to limit our voting rights to </font><font style="font-family:inherit;font-size:10pt;">45%</font><font style="font-family:inherit;font-size:10pt;"> of HomeFed's total voting securities voting on any matter. HomeFed is a public company traded on the NASD OTC Bulletin Board. </font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Our investment in FXCM Group, LLC ("FXCM") and associated companies consist of a senior secured term loan due January 2019, (</font><font style="font-family:inherit;font-size:10pt;">$69.9 million</font><font style="font-family:inherit;font-size:10pt;"> principal outstanding at </font><font style="font-family:inherit;font-size:10pt;">December 31, 2017</font><font style="font-family:inherit;font-size:10pt;">); a </font><font style="font-family:inherit;font-size:10pt;">50%</font><font style="font-family:inherit;font-size:10pt;"> voting interest in FXCM and up to </font><font style="font-family:inherit;font-size:10pt;">75%</font><font style="font-family:inherit;font-size:10pt;"> of all distributions. FXCM's </font><font style="font-family:inherit;font-size:10pt;">six</font><font style="font-family:inherit;font-size:10pt;">-member board is comprised of </font><font style="font-family:inherit;font-size:10pt;">three</font><font style="font-family:inherit;font-size:10pt;"> directors appointed by Leucadia and </font><font style="font-family:inherit;font-size:10pt;">three</font><font style="font-family:inherit;font-size:10pt;"> directors appointed by Global Brokerage Holdings, LLC ("Global Brokerage Holdings"). See Notes 4 and 10 to our consolidated financial statements for additional information.</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">We own </font><font style="font-family:inherit;font-size:10pt;">100%</font><font style="font-family:inherit;font-size:10pt;"> of Foursight Capital, an auto loan originator and servicer, and </font><font style="font-family:inherit;font-size:10pt;">85%</font><font style="font-family:inherit;font-size:10pt;"> of Chrome Capital, which owns and manages a portfolio of leases on used Harley-Davidson motorcycles and is in the process of winding down.</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">We own </font><font style="font-family:inherit;font-size:10pt;">78.9%</font><font style="font-family:inherit;font-size:10pt;"> of National Beef Packing Company. National Beef processes and markets fresh and chilled boxed beef, ground beef, beef by-products, consumer-ready beef and pork, and wet blue leather for domestic and international markets. National Beef operates </font><font style="font-family:inherit;font-size:10pt;">two</font><font style="font-family:inherit;font-size:10pt;"> beef processing facilities, </font><font style="font-family:inherit;font-size:10pt;">three</font><font style="font-family:inherit;font-size:10pt;"> consumer-ready processing facilities and a wet blue tanning facility, all located in the U.S. National Beef operates one of the largest wet blue tanning facilities in the world that sells processed hides to tanners that produce finished leather for the automotive, luxury goods, apparel and furniture industries. National Beef owns Kansas City Steak Company, LLC, which sells portioned beef and other products directly to customers through the internet, direct mail and direct response television. National Beef also owns a refrigerated and livestock transportation and logistics company that provides transportation services for National Beef and third parties.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">We own approximately </font><font style="font-family:inherit;font-size:10pt;">23%</font><font style="font-family:inherit;font-size:10pt;"> of HRG Group, Inc. ("HRG"), a publicly traded company (NYSE: HRG), and we reflect this investment at fair value based on quoted market prices. HRG primarily owns approximately </font><font style="font-family:inherit;font-size:10pt;">59%</font><font style="font-family:inherit;font-size:10pt;"> of Spectrum Brands, a publicly traded (NYSE: SPB) global consumer products company. HRG sold its approximate </font><font style="font-family:inherit;font-size:10pt;">80%</font><font style="font-family:inherit;font-size:10pt;"> interest in Fidelity & Guaranty Life, a life insurance and annuity products company and </font><font style="font-family:inherit;font-size:10pt;">100%</font><font style="font-family:inherit;font-size:10pt;"> interest in Front Street, a long-term reinsurance company to CF Corporation in the fourth quarter of 2017. </font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Garcadia is an equity method joint venture that owns and operates </font><font style="font-family:inherit;font-size:10pt;">28</font><font style="font-family:inherit;font-size:10pt;"> automobile dealerships in California, Texas, Iowa and Michigan. We own approximately </font><font style="font-family:inherit;font-size:10pt;">75%</font><font style="font-family:inherit;font-size:10pt;"> of Garcadia and have board representation and votes equal to the other member of the joint venture.</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">We own approximately </font><font style="font-family:inherit;font-size:10pt;">42%</font><font style="font-family:inherit;font-size:10pt;"> of the common shares of Linkem, as well as convertible preferred shares which, if converted, would increase our ownership to approximately </font><font style="font-family:inherit;font-size:10pt;">53%</font><font style="font-family:inherit;font-size:10pt;"> of Linkem's common equity at </font><font style="font-family:inherit;font-size:10pt;">December 31, 2017</font><font style="font-family:inherit;font-size:10pt;">. Linkem provides residential broadband services using LTE technologies deployed over the 3.5 GHz spectrum band. Linkem operates in Italy, which has few cable television systems and poor broadband alternatives. Linkem is accounted for under the equity method. </font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Vitesse Energy, LLC ("Vitesse") is our </font><font style="font-family:inherit;font-size:10pt;">96%</font><font style="font-family:inherit;font-size:10pt;"> owned consolidated subsidiary that acquires and develops non-operated working and royalty oil and gas interests in the Bakken Shale oil field in North Dakota and Montana as well as the Denver-Julesburg Basin in Wyoming. JETX Energy, LLC ("JETX"), formerly Juneau Energy, LLC, is our </font><font style="font-family:inherit;font-size:10pt;">98%</font><font style="font-family:inherit;font-size:10pt;"> owned consolidated subsidiary that engages in the development and production of oil and gas from onshore, unconventional resource areas. JETX currently has non-operated working interests and acreage in east Texas.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Idaho Timber is our consolidated subsidiary engaged in the manufacture and distribution of various wood products, including the following principal activities:  remanufacturing dimension lumber; remanufacturing, bundling and bar coding of home center boards for large retailers; and production of pine dimension lumber and 5/4” radius-edge, pine decking.  </font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Golden Queen Mining Company, LLC ("Golden Queen") owns the Soledad Mountain project, an open pit, heap leach gold and silver mining project in Kern County, California, which commenced gold and silver production in March 2016. We and the Clay family have formed and made contributions to a limited liability company, controlled by us, through which we invested in Golden Queen for the development and operation of the project. Our effective ownership of Golden Queen is approximately </font><font style="font-family:inherit;font-size:10pt;">35%</font><font style="font-family:inherit;font-size:10pt;"> and is accounted for under the equity method.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Conwed Plastics ("Conwed") was our consolidated subsidiary that manufactured and marketed lightweight plastic netting used for building and construction, erosion and sediment control, packaging, agricultural purposes, carpet padding, filtration, consumer products and other purposes. In January 2017, we sold </font><font style="font-family:inherit;font-size:10pt;">100%</font><font style="font-family:inherit;font-size:10pt;"> of Conwed to Schweitzer-Mauduit International, Inc., (NYSE:SWM) for </font><font style="font-family:inherit;font-size:10pt;">$295 million</font><font style="font-family:inherit;font-size:10pt;"> in cash plus potential earn-out payments in 2019, 2020 and 2021 totaling up to </font><font style="font-family:inherit;font-size:10pt;">$40 million</font><font style="font-family:inherit;font-size:10pt;"> in cash to the extent the results of Conwed’s subsidiary, Filtrexx International, exceed certain performance thresholds. We recognized a </font><font style="font-family:inherit;font-size:10pt;">$178.2 million</font><font style="font-family:inherit;font-size:10pt;"> pre-tax gain (net of working capital adjustments) on the sale of Conwed in Other revenues during the </font><font style="font-family:inherit;font-size:10pt;">year ended December 31, 2017</font><font style="font-family:inherit;font-size:10pt;">.</font></div></div>

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$JEF
Jefferies Financial Group Inc. Stock $jef

2017 Q4 Form 10-K Financial Statement

#000009622318000009 Filed on February 27, 2018

Income Statement

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$JEF Jefferies Financial Group Inc. Stock $jef

2017 Q4 Form 10-K Financial Statement

#000009622318000009 Filed on February 27, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$JEF
Jefferies Financial Group Inc. Stock $jef