$JEF
Jefferies Financial Group Inc. Stock $jef

$jef Overview Financials Valuation SEC Filings Company Website

2024 Q1 Form 10-K Financial Statement

#000009622324000006 Filed on January 26, 2024

Income Statement

Concept	2024 Q1	2023 Q4	2023
Revenue	$2.552B	$1.969B	$7.441B
YoY Change	43.32%	12.41%	4.09%
Cost Of Revenue	$958.1M	$893.2M	$29.44M
YoY Change	44091.88%	55.38%	-93.32%
Gross Profit	$1.594B	$1.076B	$7.412B
YoY Change	-10.38%	-8.58%	10.49%
Gross Profit Margin	62.46%	54.63%	99.6%
Selling, General & Admin	$1.170B	$831.9M	$3.385B
YoY Change	29.19%	-42.84%	0.08%
% of Gross Profit	73.43%	77.35%	45.67%
Research & Development	$137.5M		$477.0M
YoY Change	21.28%		7.44%
% of Gross Profit	8.63%		6.44%
Depreciation & Amortization	$44.20M	$28.57M	$112.2M
YoY Change	32.76%	-49.21%	-35.11%
% of Gross Profit	2.77%	2.66%	1.51%
Operating Expenses	$1.374B	$988.2M	$477.0M
YoY Change	1111.47%	0.67%	7.44%
Operating Profit	$220.2M	$87.31M	$6.935B
YoY Change	-86.77%	-55.19%	10.7%
Interest Expense	$813.7M		$2.741B
YoY Change	63.71%		134.19%
% of Operating Profit	369.47%		39.52%
Other Income/Expense, Net	$83.90M		$214.4M
YoY Change	56.61%		-44.62%
Pretax Income	$220.2M	$87.26M	$354.3M
YoY Change	39.39%	-55.21%	-66.44%
Income Tax	$55.96M	$16.83M	$91.88M
% Of Pretax Income	25.41%	19.28%	25.93%
Net Earnings	$149.6M	$64.55M	$262.4M
YoY Change	15.71%	-53.86%	-66.43%
Net Earnings / Revenue	5.86%	3.28%	3.53%
Basic Earnings Per Share	$0.68		$1.12
Diluted Earnings Per Share	$0.66	$0.29	$1.10
COMMON SHARES
Basic Shares Outstanding	211.9M shares		232.6M shares
Diluted Shares Outstanding	225.3M shares		236.6M shares

Balance Sheet

Concept	2024 Q1	2023 Q4	2023
SHORT-TERM ASSETS
Cash & Short-Term Investments	$7.616B	$8.526B	$8.526B
YoY Change	1.43%	-12.13%	-12.13%
Cash & Equivalents	$7.616B	$8.526B	$8.526B
Short-Term Investments
Other Short-Term Assets	$1.195B	$1.415B	$1.415B
YoY Change	17.78%	47.82%	47.82%
Inventory
Prepaid Expenses
Receivables	$4.868B	$4.086B	$4.086B
Other Receivables	$612.3M	$630.1M	$630.1M
Total Short-Term Assets	$14.29B	$14.66B	$14.66B
YoY Change	16.46%	10.29%	10.29%
LONG-TERM ASSETS
Property, Plant & Equipment	$1.103B	$1.066B	$1.066B
YoY Change	22.06%	17.51%	17.51%
Goodwill	$1.824B	$1.848B
YoY Change	5.08%	6.44%
Intangibles	$239.9M	$196.9M
YoY Change	75.14%	41.2%
Long-Term Investments	$38.81B	$36.13B	$36.13B
YoY Change	16.03%	18.57%	18.57%
Other Assets	$1.572B	$1.545B	$1.545B
YoY Change		61.44%	53.91%
Total Long-Term Assets	$46.64B	$43.25B	$43.25B
YoY Change	17.3%	14.51%	14.51%
TOTAL ASSETS
Total Short-Term Assets	$14.29B	$14.66B	$14.66B
Total Long-Term Assets	$46.64B	$43.25B	$43.25B
Total Assets	$60.93B	$57.91B	$57.91B
YoY Change	17.1%	13.41%	13.41%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$8.150B	$7.698B	$7.698B
YoY Change	13.07%	24.02%	24.02%
Accrued Expenses	$2.706B	$3.090B	$3.090B
YoY Change	18.37%	-0.53%	-0.53%
Deferred Revenue	$52.60M	$48.30M
YoY Change	81.38%	78.89%
Short-Term Debt	$15.67B	$989.7M	$13.76B
YoY Change	3180.1%	87.31%	-32.89%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$26.53B	$24.55B	$24.55B
YoY Change	-15.95%	-17.67%	-17.67%
LONG-TERM LIABILITIES
Long-Term Debt	$11.35B	$11.13B	$11.13B
YoY Change	6.47%	1.75%	1.75%
Other Long-Term Liabilities	$13.19B	$12.42B	$12.42B
YoY Change	19.5%	12.38%	12.38%
Total Long-Term Liabilities	$24.54B	$23.55B	$23.55B
YoY Change	130.25%	115.35%	115.35%
TOTAL LIABILITIES
Total Short-Term Liabilities	$26.53B	$24.55B	$24.55B
Total Long-Term Liabilities	$24.54B	$23.55B	$23.55B
Total Liabilities	$51.15B	$48.10B	$48.20B
YoY Change	21.16%	18.39%	18.05%
SHAREHOLDERS EQUITY
Retained Earnings	$7.938B	$7.850B
YoY Change	0.09%	-6.75%
Common Stock	$2.027B	$2.045B
YoY Change	-9.76%	-6.79%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$9.780B	$9.710B	$9.710B
YoY Change
Total Liabilities & Shareholders Equity	$60.93B	$57.91B	$57.91B
YoY Change	17.1%	13.41%	13.41%

Cashflow Statement

Concept	2024 Q1	2023 Q4	2023
OPERATING ACTIVITIES
Net Income	$149.6M	$64.55M	$262.4M
YoY Change	15.71%	-53.86%	-66.43%
Depreciation, Depletion And Amortization	$44.20M	$28.57M	$112.2M
YoY Change	32.76%	-49.21%	-35.11%
Cash From Operating Activities	-$1.317B	-$89.32M	-$1.934B
YoY Change	-27.61%	-124.97%	-207.14%
INVESTING ACTIVITIES
Capital Expenditures	$96.24M	-$79.05M	$1.155M
YoY Change	282.64%	-14.37%	-99.49%
Acquisitions
YoY Change
Other Investing Activities	-$49.05M	$164.8M	$0.00
YoY Change		19.49%	-100.0%
Cash From Investing Activities	-$145.3M	$243.8M	-$12.20M
YoY Change	302.54%	434.98%	-79.84%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$169.4M
YoY Change			-80.29%
Debt Paid & Issued, Net	$317.8M		$1.282B
YoY Change	34.79%		55.46%
Cash From Financing Activities	317.6M	42.22M	$1.060B
YoY Change	-212.77%	-119.78%	-137.29%
NET CHANGE
Cash From Operating Activities	-1.317B	-89.32M	-$1.934B
Cash From Investing Activities	-145.3M	243.8M	-$12.20M
Cash From Financing Activities	317.6M	42.22M	$1.060B
Net Change In Cash	-1.144B	196.7M	-$830.8M
YoY Change	-46.4%	3.67%	-25.89%
FREE CASH FLOW
Cash From Operating Activities	-$1.317B	-$89.32M	-$1.934B
Capital Expenditures	$96.24M	-$79.05M	$1.155M
Free Cash Flow	-$1.413B	-$10.27M	-$1.935B
YoY Change	-23.38%	-102.28%	-222.41%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.12
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.12
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.13
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.10
CY2023	jef	Other Comprehensive Income Loss Changesin Instrument Specific Credit Risk Netof Tax OtherComprehensiveIncomeLossChangesinInstrumentSpecificCreditRiskNetofTax	-77420000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	246262000	usd
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	172902000	usd
CY2023	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	29435000	usd
CY2022	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	440837000	usd
CY2021	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	470870000	usd
CY2023	us-gaap	Other Expenses OtherExpenses	214389000	usd
CY2022	us-gaap	Other Expenses OtherExpenses	387131000	usd
CY2021	us-gaap	Other Expenses OtherExpenses	337318000	usd
CY2022	us-gaap	Noninterest Expense NoninterestExpense	4923276000	usd
CY2021	us-gaap	Noninterest Expense NoninterestExpense	5759721000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2254105000	usd
CY2022	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	3659098000	usd
CY2021	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	1005000000	usd
CY2023	us-gaap	Repayments Of Short Term Debt RepaymentsOfShortTermDebt	5010868000	usd
CY2023	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	2209672000	usd
CY2023	dei	Entity Central Index Key EntityCentralIndexKey	0000096223
CY2023	dei	Document Period End Date DocumentPeriodEndDate	2023-11-30
CY2023	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--11-30
CY2023	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2023
CY2023	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2023	dei	Amendment Flag AmendmentFlag	false
CY2023	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	http://fasb.org/us-gaap/2023#AccountingStandardsUpdate201613Member
CY2022	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	http://fasb.org/us-gaap/2023#AccountingStandardsUpdate201613Member
CY2021	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	http://fasb.org/us-gaap/2023#AccountingStandardsUpdate201613Member
CY2022	us-gaap	Fair Value Recurring Basis Unobservable Input Reconciliation Liability Gain Loss Statement Of Income Extensible List FairValueRecurringBasisUnobservableInputReconciliationLiabilityGainLossStatementOfIncomeExtensibleList	http://fasb.org/us-gaap/2023#Revenues
CY2023	us-gaap	Fair Value Recurring Basis Unobservable Input Reconciliation Liability Gain Loss Statement Of Income Extensible List FairValueRecurringBasisUnobservableInputReconciliationLiabilityGainLossStatementOfIncomeExtensibleList	http://fasb.org/us-gaap/2023#Revenues
CY2022	us-gaap	Fair Value Recurring Basis Unobservable Input Reconciliation Asset Gain Loss Statement Of Income Extensible List FairValueRecurringBasisUnobservableInputReconciliationAssetGainLossStatementOfIncomeExtensibleList	http://fasb.org/us-gaap/2023#Revenues
CY2021	us-gaap	Fair Value Recurring Basis Unobservable Input Reconciliation Asset Gain Loss Statement Of Income Extensible List FairValueRecurringBasisUnobservableInputReconciliationAssetGainLossStatementOfIncomeExtensibleList	http://fasb.org/us-gaap/2023#Revenues
CY2021	us-gaap	Fair Value Recurring Basis Unobservable Input Reconciliation Liability Gain Loss Statement Of Income Extensible List FairValueRecurringBasisUnobservableInputReconciliationLiabilityGainLossStatementOfIncomeExtensibleList	http://fasb.org/us-gaap/2023#Revenues
CY2023	us-gaap	Fair Value Recurring Basis Unobservable Input Reconciliation Asset Gain Loss Statement Of Income Extensible List FairValueRecurringBasisUnobservableInputReconciliationAssetGainLossStatementOfIncomeExtensibleList	http://fasb.org/us-gaap/2023#Revenues
CY2023	us-gaap	Impairment Of Intangible Asset Indefinite Lived Excluding Goodwill Statement Of Income Or Comprehensive Income Extensible Enumeration ImpairmentOfIntangibleAssetIndefiniteLivedExcludingGoodwillStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration	http://fasb.org/us-gaap/2023#OtherExpenses
CY2022	us-gaap	Impairment Of Intangible Asset Indefinite Lived Excluding Goodwill Statement Of Income Or Comprehensive Income Extensible Enumeration ImpairmentOfIntangibleAssetIndefiniteLivedExcludingGoodwillStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration	http://fasb.org/us-gaap/2023#OtherExpenses
CY2021	us-gaap	Impairment Of Intangible Asset Indefinite Lived Excluding Goodwill Statement Of Income Or Comprehensive Income Extensible Enumeration ImpairmentOfIntangibleAssetIndefiniteLivedExcludingGoodwillStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration	http://fasb.org/us-gaap/2023#OtherExpenses
CY2022Q4	us-gaap	Derivative Asset Statement Of Financial Position Extensible Enumeration DerivativeAssetStatementOfFinancialPositionExtensibleEnumeration	http://fasb.org/us-gaap/2023#FinancialInstrumentsOwnedAtFairValue
CY2023Q4	us-gaap	Derivative Asset Statement Of Financial Position Extensible Enumeration DerivativeAssetStatementOfFinancialPositionExtensibleEnumeration	http://fasb.org/us-gaap/2023#FinancialInstrumentsOwnedAtFairValue
CY2022Q4	us-gaap	Derivative Liability Statement Of Financial Position Extensible Enumeration DerivativeLiabilityStatementOfFinancialPositionExtensibleEnumeration	http://fasb.org/us-gaap/2023#FinancialInstrumentsSoldNotYetPurchasedAtFairValue
CY2023Q4	us-gaap	Derivative Liability Statement Of Financial Position Extensible Enumeration DerivativeLiabilityStatementOfFinancialPositionExtensibleEnumeration	http://fasb.org/us-gaap/2023#FinancialInstrumentsSoldNotYetPurchasedAtFairValue
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://www.jefferies.com/20231130#PropertyPlantAndEquipmentAndOperatingLeaseRightofUseAssetAfterAccumulatedDepreciationAndAmortization
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://www.jefferies.com/20231130#PropertyPlantAndEquipmentAndOperatingLeaseRightofUseAssetAfterAccumulatedDepreciationAndAmortization
CY2023Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OperatingLeaseLiability
CY2022Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OperatingLeaseLiability
CY2023Q4	us-gaap	Finance Lease Liability Statement Of Financial Position Extensible List FinanceLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#FinanceLeaseLiability
CY2022Q4	us-gaap	Finance Lease Liability Statement Of Financial Position Extensible List FinanceLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#FinanceLeaseLiability
CY2023	dei	Document Annual Report DocumentAnnualReport	true
CY2023	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--11-30
CY2023	dei	Document Transition Report DocumentTransitionReport	false
CY2023	dei	Entity File Number EntityFileNumber	1-5721
CY2023	dei	Entity Registrant Name EntityRegistrantName	JEFFERIES FINANCIAL GROUP INC.
CY2023	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	NY
CY2023	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	13-2615557
CY2023	dei	Entity Address Address Line1 EntityAddressAddressLine1	520 Madison Avenue,
CY2023	dei	Entity Address City Or Town EntityAddressCityOrTown	New York,
CY2023	dei	Entity Address State Or Province EntityAddressStateOrProvince	NY
CY2023	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	10022
CY2023	dei	City Area Code CityAreaCode	212
CY2023	dei	Local Phone Number LocalPhoneNumber	-2300
CY2023	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2023	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2023	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2023	dei	Document Fin Stmt Error Correction Flag DocumentFinStmtErrorCorrectionFlag	false
CY2023	dei	Entity Shell Company EntityShellCompany	false
CY2023Q2	dei	Entity Public Float EntityPublicFloat	5982957927	usd
CY2024Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	211936646	shares
CY2023	dei	Auditor Name AuditorName	Deloitte & Touche LLP
CY2023	dei	Auditor Location AuditorLocation	New York, New York
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	8526363000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	9703109000	usd
CY2023Q4	jef	Cash And Securities Segregated Under Federal And Other Regulations Fair Value Disclosure CashAndSecuritiesSegregatedUnderFederalAndOtherRegulationsFairValueDisclosure	110198000	usd
CY2023Q4	us-gaap	Cash And Securities Segregated Under Securities Exchange Commission Regulation CashAndSecuritiesSegregatedUnderSecuritiesExchangeCommissionRegulation	1414593000	usd
CY2022Q4	us-gaap	Cash And Securities Segregated Under Securities Exchange Commission Regulation CashAndSecuritiesSegregatedUnderSecuritiesExchangeCommissionRegulation	957302000	usd
CY2023Q4	us-gaap	Financial Instruments Owned At Fair Value FinancialInstrumentsOwnedAtFairValue	21747473000	usd
CY2022Q4	us-gaap	Financial Instruments Owned At Fair Value FinancialInstrumentsOwnedAtFairValue	18666296000	usd
CY2023Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	1239345000	usd
CY2022Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	1426817000	usd
CY2023Q4	us-gaap	Securities Borrowed SecuritiesBorrowed	7192091000	usd
CY2022Q4	us-gaap	Securities Borrowed SecuritiesBorrowed	5831148000	usd
CY2023Q4	us-gaap	Securities Purchased Under Agreements To Resell SecuritiesPurchasedUnderAgreementsToResell	5950549000	usd
CY2022Q4	us-gaap	Securities Purchased Under Agreements To Resell SecuritiesPurchasedUnderAgreementsToResell	4546691000	usd
CY2023Q4	us-gaap	Securities Received As Collateral SecuritiesReceivedAsCollateral	8800000	usd
CY2022Q4	us-gaap	Securities Received As Collateral SecuritiesReceivedAsCollateral	100362000	usd
CY2023Q4	us-gaap	Receivables From Brokers Dealers And Clearing Organizations ReceivablesFromBrokersDealersAndClearingOrganizations	2380732000	usd
CY2022Q4	us-gaap	Receivables From Brokers Dealers And Clearing Organizations ReceivablesFromBrokersDealersAndClearingOrganizations	1792937000	usd
CY2023Q4	us-gaap	Receivables From Customers ReceivablesFromCustomers	1705425000	usd
CY2022Q4	us-gaap	Receivables From Customers ReceivablesFromCustomers	1225137000	usd
CY2023Q4	jef	Fees Interest And Other FeesInterestAndOther	630142000	usd
CY2022Q4	jef	Fees Interest And Other FeesInterestAndOther	568921000	usd
CY2023Q4	jef	Property Plant And Equipment And Operating Lease Rightof Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndOperatingLeaseRightofUseAssetAfterAccumulatedDepreciationAndAmortization	1065680000	usd
CY2022Q4	jef	Property Plant And Equipment And Operating Lease Rightof Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndOperatingLeaseRightofUseAssetAfterAccumulatedDepreciationAndAmortization	906864000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	1847856000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	1736114000	usd
CY2023Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation AssetsOfDisposalGroupIncludingDiscontinuedOperation	1545472000	usd
CY2022Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation AssetsOfDisposalGroupIncludingDiscontinuedOperation	0	usd
CY2023Q4	us-gaap	Other Assets OtherAssets	2650640000	usd
CY2022Q4	us-gaap	Other Assets OtherAssets	3595985000	usd
CY2023Q4	us-gaap	Assets Assets	57905161000	usd
CY2022Q4	us-gaap	Assets Assets	51057683000	usd
CY2023Q4	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	989715000	usd
CY2022Q4	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	528392000	usd
CY2023Q4	us-gaap	Financial Instruments Sold Not Yet Purchased At Fair Value FinancialInstrumentsSoldNotYetPurchasedAtFairValue	11251154000	usd
CY2022Q4	us-gaap	Financial Instruments Sold Not Yet Purchased At Fair Value FinancialInstrumentsSoldNotYetPurchasedAtFairValue	11056477000	usd
CY2023Q4	us-gaap	Securities Loaned SecuritiesLoaned	1840518000	usd
CY2022Q4	us-gaap	Securities Loaned SecuritiesLoaned	1366025000	usd
CY2023Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	10920606000	usd
CY2022Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	7452342000	usd
CY2023Q4	us-gaap	Other Secured Financings OtherSecuredFinancings	1430199000	usd
CY2022Q4	us-gaap	Other Secured Financings OtherSecuredFinancings	2037843000	usd
CY2023Q4	us-gaap	Obligation To Return Securities Received As Collateral ObligationToReturnSecuritiesReceivedAsCollateral	8800000	usd
CY2022Q4	us-gaap	Obligation To Return Securities Received As Collateral ObligationToReturnSecuritiesReceivedAsCollateral	100362000	usd
CY2023Q4	srt	Payables To Broker Dealers And Clearing Organizations PayablesToBrokerDealersAndClearingOrganizations	3737810000	usd
CY2022Q4	srt	Payables To Broker Dealers And Clearing Organizations PayablesToBrokerDealersAndClearingOrganizations	2628727000	usd
CY2023Q4	srt	Payables To Customers PayablesToCustomers	3960557000	usd
CY2022Q4	srt	Payables To Customers PayablesToCustomers	3578854000	usd
CY2023Q4	jef	Operating Lease And Finance Lease Liability OperatingLeaseAndFinanceLeaseLiability	544650000	usd
CY2022Q4	jef	Operating Lease And Finance Lease Liability OperatingLeaseAndFinanceLeaseLiability	533708000	usd
CY2023Q4	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation	1173648000	usd
CY2022Q4	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation	0	usd
CY2023Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	2546211000	usd
CY2022Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	2573927000	usd
CY2023Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	1708443000	usd
CY2022Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	1583828000	usd
CY2023Q4	us-gaap	Long Term Debt LongTermDebt	9698752000	usd
CY2022Q4	us-gaap	Long Term Debt LongTermDebt	8774086000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	48102620000	usd
CY2022Q4	us-gaap	Liabilities Liabilities	40630743000	usd
CY2023Q4	us-gaap	Redeemable Noncontrolling Interest Equity Carrying Amount RedeemableNoncontrollingInterestEquityCarryingAmount	406000	usd
CY2022Q4	us-gaap	Redeemable Noncontrolling Interest Equity Carrying Amount RedeemableNoncontrollingInterestEquityCarryingAmount	6461000	usd
CY2023Q4	jef	Mandatorily Redeemable Convertible Preferred Shares MandatorilyRedeemableConvertiblePreferredShares	0	usd
CY2022Q4	jef	Mandatorily Redeemable Convertible Preferred Shares MandatorilyRedeemableConvertiblePreferredShares	125000000	usd
CY2023Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1
CY2023Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	70000	shares
CY2023Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	42000	shares
CY2023Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	42000	shares
CY2023Q4	us-gaap	Preferred Stock Liquidation Preference Value PreferredStockLiquidationPreferenceValue	17500	usd
CY2023Q4	us-gaap	Preferred Stock Value PreferredStockValue	42000	usd
CY2022Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	usd
CY2023Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2022Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	565000000	shares
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	600000000	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	210626642	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	210626642	shares
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	226129626	shares
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	226129626	shares
CY2023Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	110491428	shares
CY2022Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	90334082	shares
CY2022Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	1967781000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-379419000	usd
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	8418354000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	10232846000	usd
CY2022Q4	us-gaap	Minority Interest MinorityInterest	62633000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10295479000	usd
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	51057683000	usd
CY2023	us-gaap	Revenues Revenues	7441399000	usd
CY2022	us-gaap	Revenues Revenues	7149263000	usd
CY2021	us-gaap	Revenues Revenues	8945464000	usd
CY2023	us-gaap	Interest Expense InterestExpense	2740982000	usd
CY2022	us-gaap	Interest Expense InterestExpense	1170425000	usd
CY2021	us-gaap	Interest Expense InterestExpense	931638000	usd
CY2023	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	4700417000	usd
CY2022	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	5978838000	usd
CY2021	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	8013826000	usd
CY2023	us-gaap	Labor And Related Expense LaborAndRelatedExpense	2535272000	usd
CY2022	us-gaap	Labor And Related Expense LaborAndRelatedExpense	2589044000	usd
CY2021	us-gaap	Labor And Related Expense LaborAndRelatedExpense	3554760000	usd
CY2023	us-gaap	Floor Brokerage Exchange And Clearance Fees FloorBrokerageExchangeAndClearanceFees	366702000	usd
CY2022	us-gaap	Floor Brokerage Exchange And Clearance Fees FloorBrokerageExchangeAndClearanceFees	347805000	usd
CY2021	us-gaap	Floor Brokerage Exchange And Clearance Fees FloorBrokerageExchangeAndClearanceFees	301860000	usd
CY2023	jef	Underwriting Costs UnderwritingCosts	61082000	usd
CY2022	jef	Underwriting Costs UnderwritingCosts	42067000	usd
CY2021	jef	Underwriting Costs UnderwritingCosts	117572000	usd
CY2023	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	477028000	usd
CY2022	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	444011000	usd
CY2021	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	388134000	usd
CY2023	us-gaap	Occupancy Net OccupancyNet	106051000	usd
CY2022	us-gaap	Occupancy Net OccupancyNet	108001000	usd
CY2021	us-gaap	Occupancy Net OccupancyNet	106254000	usd
CY2023	us-gaap	Business Development BusinessDevelopment	177541000	usd
CY2022	us-gaap	Business Development BusinessDevelopment	150500000	usd
CY2021	us-gaap	Business Development BusinessDevelopment	109772000	usd
CY2023	us-gaap	Professional Fees ProfessionalFees	266447000	usd
CY2022	us-gaap	Professional Fees ProfessionalFees	240978000	usd
CY2021	us-gaap	Professional Fees ProfessionalFees	215761000	usd
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	112201000	usd
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	157420000	usd
CY2023	us-gaap	Noninterest Expense NoninterestExpense	4346148000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	354269000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1055562000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	91881000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	273852000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	576729000	usd
CY2023	us-gaap	Profit Loss ProfitLoss	262388000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	781710000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1677376000	usd
CY2023	us-gaap	Net Income Loss Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossAttributableToNonredeemableNoncontrollingInterest	-14846000	usd
CY2022	us-gaap	Net Income Loss Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossAttributableToNonredeemableNoncontrollingInterest	-2397000	usd
CY2021	us-gaap	Net Income Loss Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossAttributableToNonredeemableNoncontrollingInterest	3850000	usd
CY2023	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	-454000	usd
CY2022	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	-1342000	usd
CY2021	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	-826000	usd
CY2022	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	8281000	usd
CY2021	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	6949000	usd
CY2023	jef	Net Income Loss And Preferred Stock Dividends Income Statement Impact NetIncomeLossAndPreferredStockDividendsIncomeStatementImpact	263072000	usd
CY2022	jef	Net Income Loss And Preferred Stock Dividends Income Statement Impact NetIncomeLossAndPreferredStockDividendsIncomeStatementImpact	777168000	usd
CY2021	jef	Net Income Loss And Preferred Stock Dividends Income Statement Impact NetIncomeLossAndPreferredStockDividendsIncomeStatementImpact	1667403000	usd
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.13
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.29
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.29
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.10
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.06
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.06
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.13
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.13
CY2023	us-gaap	Profit Loss ProfitLoss	262388000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	781710000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1677376000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	57530000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-53572000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-9781000	usd
CY2022	jef	Other Comprehensive Income Loss Changesin Instrument Specific Credit Risk Netof Tax OtherComprehensiveIncomeLossChangesinInstrumentSpecificCreditRiskNetofTax	49146000	usd
CY2021	jef	Other Comprehensive Income Loss Changesin Instrument Specific Credit Risk Netof Tax OtherComprehensiveIncomeLossChangesinInstrumentSpecificCreditRiskNetofTax	-82521000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-2467000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-3311000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-9320000	usd
CY2023	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	1297000	usd
CY2022	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-6161000	usd
CY2021	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-244000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-16126000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-7276000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-83226000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	774434000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	1594150000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	-14846000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	-2397000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	3850000	usd
CY2023	jef	Comprehensive Income Loss Net Of Tax Attributable To Redeemable Noncontrolling Interests ComprehensiveIncomeLossNetOfTaxAttributableToRedeemableNoncontrollingInterests	-454000	usd
CY2022	jef	Comprehensive Income Loss Net Of Tax Attributable To Redeemable Noncontrolling Interests ComprehensiveIncomeLossNetOfTaxAttributableToRedeemableNoncontrollingInterests	-1342000	usd
CY2021	jef	Comprehensive Income Loss Net Of Tax Attributable To Redeemable Noncontrolling Interests ComprehensiveIncomeLossNetOfTaxAttributableToRedeemableNoncontrollingInterests	-826000	usd
CY2023	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	14616000	usd
CY2022	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	8281000	usd
CY2021	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	6949000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	246946000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	769892000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1584177000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	3100000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-15600000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-600000	usd
CY2023	jef	Other Comprehensive Income Loss Changesin Instrument Specific Credit Risk Tax OtherComprehensiveIncomeLossChangesinInstrumentSpecificCreditRiskTax	-29000000	usd
CY2022	jef	Other Comprehensive Income Loss Changesin Instrument Specific Credit Risk Tax OtherComprehensiveIncomeLossChangesinInstrumentSpecificCreditRiskTax	15600000	usd
CY2021	jef	Other Comprehensive Income Loss Changesin Instrument Specific Credit Risk Tax OtherComprehensiveIncomeLossChangesinInstrumentSpecificCreditRiskTax	-26700000	usd
CY2023	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.20
CY2022	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.20
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.90
CY2023Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	9802135000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10295479000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10579640000	usd
CY2023	us-gaap	Profit Loss ProfitLoss	262388000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	781710000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1677376000	usd
CY2023	jef	Depreciation And Other Amortization DepreciationAndOtherAmortization	113473000	usd
CY2022	jef	Depreciation And Other Amortization DepreciationAndOtherAmortization	189343000	usd
CY2021	jef	Depreciation And Other Amortization DepreciationAndOtherAmortization	144255000	usd
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	10462000	usd
CY2022	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-70396000	usd
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	96890000	usd
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	45360000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	43919000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	78160000	usd
CY2023	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	67009000	usd
CY2022	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	46846000	usd
CY2021	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	55876000	usd
CY2023	jef	Income On Loans To And Investments In Related Parties IncomeOnLoansToAndInvestmentsInRelatedParties	-192197000	usd
CY2022	jef	Income On Loans To And Investments In Related Parties IncomeOnLoansToAndInvestmentsInRelatedParties	-36287000	usd
CY2021	jef	Income On Loans To And Investments In Related Parties IncomeOnLoansToAndInvestmentsInRelatedParties	149885000	usd
CY2023	jef	Distributions Received On Investments In Related Parties DistributionsReceivedOnInvestmentsInRelatedParties	58336000	usd
CY2022	jef	Distributions Received On Investments In Related Parties DistributionsReceivedOnInvestmentsInRelatedParties	82161000	usd
CY2021	jef	Distributions Received On Investments In Related Parties DistributionsReceivedOnInvestmentsInRelatedParties	110963000	usd
CY2023	jef	Gain Loss On Sale Of Subsidiaries And Investments In Related Parties GainLossOnSaleOfSubsidiariesAndInvestmentsInRelatedParties	0	usd
CY2022	jef	Gain Loss On Sale Of Subsidiaries And Investments In Related Parties GainLossOnSaleOfSubsidiariesAndInvestmentsInRelatedParties	319041000	usd
CY2021	jef	Gain Loss On Sale Of Subsidiaries And Investments In Related Parties GainLossOnSaleOfSubsidiariesAndInvestmentsInRelatedParties	0	usd
CY2023	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	99784000	usd
CY2022	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	601303000	usd
CY2021	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	89004000	usd
CY2023	jef	Decrease Increase In Cash And Securities Segregated And On Deposit For Regulatory Purposes Or Deposited With Clearing And Depository Organizations DecreaseIncreaseInCashAndSecuritiesSegregatedAndOnDepositForRegulatoryPurposesOrDepositedWithClearingAndDepositoryOrganizations	-110198000	usd
CY2022	jef	Decrease Increase In Cash And Securities Segregated And On Deposit For Regulatory Purposes Or Deposited With Clearing And Depository Organizations DecreaseIncreaseInCashAndSecuritiesSegregatedAndOnDepositForRegulatoryPurposesOrDepositedWithClearingAndDepositoryOrganizations	0	usd
CY2021	jef	Decrease Increase In Cash And Securities Segregated And On Deposit For Regulatory Purposes Or Deposited With Clearing And Depository Organizations DecreaseIncreaseInCashAndSecuritiesSegregatedAndOnDepositForRegulatoryPurposesOrDepositedWithClearingAndDepositoryOrganizations	34237000	usd
CY2023	us-gaap	Increase Decrease In Brokerage Receivables IncreaseDecreaseInBrokerageReceivables	436029000	usd
CY2022	us-gaap	Increase Decrease In Brokerage Receivables IncreaseDecreaseInBrokerageReceivables	-631672000	usd
CY2021	us-gaap	Increase Decrease In Brokerage Receivables IncreaseDecreaseInBrokerageReceivables	136614000	usd
CY2023	jef	Increase Decrease In Customers Receivable IncreaseDecreaseInCustomersReceivable	480487000	usd
CY2022	jef	Increase Decrease In Customers Receivable IncreaseDecreaseInCustomersReceivable	-384097000	usd
CY2021	jef	Increase Decrease In Customers Receivable IncreaseDecreaseInCustomersReceivable	329026000	usd
CY2023	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	103870000	usd
CY2022	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	-200672000	usd
CY2021	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	28340000	usd
CY2023	us-gaap	Increase Decrease In Securities Borrowed IncreaseDecreaseInSecuritiesBorrowed	1307125000	usd
CY2022	us-gaap	Increase Decrease In Securities Borrowed IncreaseDecreaseInSecuritiesBorrowed	-548567000	usd
CY2021	us-gaap	Increase Decrease In Securities Borrowed IncreaseDecreaseInSecuritiesBorrowed	-520455000	usd
CY2023	us-gaap	Increase Decrease In Financial Instruments Used In Operating Activities IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities	2843554000	usd
CY2022	us-gaap	Increase Decrease In Financial Instruments Used In Operating Activities IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities	773523000	usd
CY2021	us-gaap	Increase Decrease In Financial Instruments Used In Operating Activities IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities	1314603000	usd
CY2023	us-gaap	Increase Decrease In Receivables Under Repurchase Agreements IncreaseDecreaseInReceivablesUnderRepurchaseAgreements	1263278000	usd
CY2022	us-gaap	Increase Decrease In Receivables Under Repurchase Agreements IncreaseDecreaseInReceivablesUnderRepurchaseAgreements	-3047353000	usd
CY2021	us-gaap	Increase Decrease In Receivables Under Repurchase Agreements IncreaseDecreaseInReceivablesUnderRepurchaseAgreements	2552607000	usd
CY2023	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	551926000	usd
CY2022	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	230722000	usd
CY2021	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	225916000	usd
CY2023	us-gaap	Increase Decrease In Payables To Broker Dealers IncreaseDecreaseInPayablesToBrokerDealers	1054135000	usd
CY2022	us-gaap	Increase Decrease In Payables To Broker Dealers IncreaseDecreaseInPayablesToBrokerDealers	-1288912000	usd
CY2021	us-gaap	Increase Decrease In Payables To Broker Dealers IncreaseDecreaseInPayablesToBrokerDealers	2173266000	usd
CY2023	us-gaap	Increase Decrease In Payables To Customers IncreaseDecreaseInPayablesToCustomers	83181000	usd
CY2022	us-gaap	Increase Decrease In Payables To Customers IncreaseDecreaseInPayablesToCustomers	-882576000	usd
CY2021	us-gaap	Increase Decrease In Payables To Customers IncreaseDecreaseInPayablesToCustomers	210055000	usd
CY2023	us-gaap	Increase Decrease In Securities Loaned Transactions IncreaseDecreaseInSecuritiesLoanedTransactions	431423000	usd
CY2022	us-gaap	Increase Decrease In Securities Loaned Transactions IncreaseDecreaseInSecuritiesLoanedTransactions	-139557000	usd
CY2021	us-gaap	Increase Decrease In Securities Loaned Transactions IncreaseDecreaseInSecuritiesLoanedTransactions	-282403000	usd
CY2023	us-gaap	Increase Decrease In Financial Instruments Sold Not Yet Purchased IncreaseDecreaseInFinancialInstrumentsSoldNotYetPurchased	-8894000	usd
CY2022	us-gaap	Increase Decrease In Financial Instruments Sold Not Yet Purchased IncreaseDecreaseInFinancialInstrumentsSoldNotYetPurchased	1875957000	usd
CY2021	us-gaap	Increase Decrease In Financial Instruments Sold Not Yet Purchased IncreaseDecreaseInFinancialInstrumentsSoldNotYetPurchased	992199000	usd
CY2023	us-gaap	Increase Decrease In Payables Under Repurchase Agreements IncreaseDecreaseInPayablesUnderRepurchaseAgreements	3324482000	usd
CY2022	us-gaap	Increase Decrease In Payables Under Repurchase Agreements IncreaseDecreaseInPayablesUnderRepurchaseAgreements	-952584000	usd
CY2021	us-gaap	Increase Decrease In Payables Under Repurchase Agreements IncreaseDecreaseInPayablesUnderRepurchaseAgreements	133423000	usd
CY2023	jef	Increase Decrease In Operating Lease Liabilities IncreaseDecreaseInOperatingLeaseLiabilities	-52129000	usd
CY2022	jef	Increase Decrease In Operating Lease Liabilities IncreaseDecreaseInOperatingLeaseLiabilities	-89689000	usd
CY2021	jef	Increase Decrease In Operating Lease Liabilities IncreaseDecreaseInOperatingLeaseLiabilities	-64377000	usd
CY2023	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-318798000	usd
CY2022	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-715434000	usd
CY2021	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	527910000	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-1933626000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1804847000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1582290000	usd
CY2023	us-gaap	Payments To Fund Longterm Loans To Related Parties PaymentsToFundLongtermLoansToRelatedParties	251751000	usd
CY2022	us-gaap	Payments To Fund Longterm Loans To Related Parties PaymentsToFundLongtermLoansToRelatedParties	351645000	usd
CY2021	us-gaap	Payments To Fund Longterm Loans To Related Parties PaymentsToFundLongtermLoansToRelatedParties	2339447000	usd
CY2023	us-gaap	Proceeds From Collection Of Longterm Loans To Related Parties ProceedsFromCollectionOfLongtermLoansToRelatedParties	116750000	usd
CY2022	us-gaap	Proceeds From Collection Of Longterm Loans To Related Parties ProceedsFromCollectionOfLongtermLoansToRelatedParties	286578000	usd
CY2021	us-gaap	Proceeds From Collection Of Longterm Loans To Related Parties ProceedsFromCollectionOfLongtermLoansToRelatedParties	2310186000	usd
CY2023	jef	Payments For Origination And Purchase Of Loans Notes And Other Receivables PaymentsForOriginationAndPurchaseOfLoansNotesAndOtherReceivables	441583000	usd
CY2022	jef	Payments For Origination And Purchase Of Loans Notes And Other Receivables PaymentsForOriginationAndPurchaseOfLoansNotesAndOtherReceivables	527929000	usd
CY2021	jef	Payments For Origination And Purchase Of Loans Notes And Other Receivables PaymentsForOriginationAndPurchaseOfLoansNotesAndOtherReceivables	611486000	usd
CY2023	us-gaap	Proceeds From Collection Of Loans Receivable ProceedsFromCollectionOfLoansReceivable	350348000	usd
CY2022	us-gaap	Proceeds From Collection Of Loans Receivable ProceedsFromCollectionOfLoansReceivable	434487000	usd
CY2021	us-gaap	Proceeds From Collection Of Loans Receivable ProceedsFromCollectionOfLoansReceivable	394387000	usd
CY2023	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1155000	usd
CY2022	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	224301000	usd
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	165605000	usd
CY2023	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	215187000	usd
CY2022	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	0	usd
CY2021	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	0	usd
CY2023	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	0	usd
CY2022	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	333149000	usd
CY2021	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	0	usd
CY2023	us-gaap	Cash Divested From Deconsolidation CashDivestedFromDeconsolidation	0	usd
CY2022	us-gaap	Cash Divested From Deconsolidation CashDivestedFromDeconsolidation	23107000	usd
CY2021	us-gaap	Cash Divested From Deconsolidation CashDivestedFromDeconsolidation	0	usd
CY2023	jef	Proceeds From Sales And Maturities Of Investments And Loan Receivables ProceedsFromSalesAndMaturitiesOfInvestmentsAndLoanReceivables	0	usd
CY2022	jef	Proceeds From Sales And Maturities Of Investments And Loan Receivables ProceedsFromSalesAndMaturitiesOfInvestmentsAndLoanReceivables	3588000	usd
CY2021	jef	Proceeds From Sales And Maturities Of Investments And Loan Receivables ProceedsFromSalesAndMaturitiesOfInvestmentsAndLoanReceivables	3274000	usd
CY2023	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	0	usd
CY2022	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-8641000	usd
CY2021	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	1174000	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-12204000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-60539000	usd
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-409865000	usd
CY2023	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	5413000000	usd
CY2022	us-gaap	Repayments Of Short Term Debt RepaymentsOfShortTermDebt	3338000000	usd
CY2021	us-gaap	Repayments Of Short Term Debt RepaymentsOfShortTermDebt	1556090000	usd
CY2022	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	1198565000	usd
CY2021	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	2488493000	usd
CY2023	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1282369000	usd
CY2022	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	824894000	usd
CY2021	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1646224000	usd
CY2023	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	31500000	usd
CY2022	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	0	usd
CY2021	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	0	usd
CY2023	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	169402000	usd
CY2022	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	859593000	usd
CY2021	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	269400000	usd
CY2023	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	278595000	usd
CY2022	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	280104000	usd
CY2021	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	222798000	usd
CY2023	jef	Net Proceeds From Payments On Other Secured Financings NetProceedsFromPaymentsOnOtherSecuredFinancings	89073000	usd
CY2022	jef	Net Proceeds From Payments On Other Secured Financings NetProceedsFromPaymentsOnOtherSecuredFinancings	-2448731000	usd
CY2021	jef	Net Proceeds From Payments On Other Secured Financings NetProceedsFromPaymentsOnOtherSecuredFinancings	1197231000	usd
CY2023	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	52054000	usd
CY2022	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	-14569000	usd
CY2021	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	8216000	usd
CY2023	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	0	usd
CY2022	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	64880000	usd
CY2021	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	4325000	usd
CY2023	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	0	usd
CY2022	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	2629000	usd
CY2021	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	16263000	usd
CY2023	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	6059000	usd
CY2022	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	2752000	usd
CY2021	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	1804000	usd
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1060124000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-2843225000	usd
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	994294000	usd
CY2023	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	54911000	usd
CY2022	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	-22143000	usd
CY2021	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	-3387000	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect Disposal Group Including Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectDisposalGroupIncludingDiscontinuedOperations	-45691000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect Disposal Group Including Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectDisposalGroupIncludingDiscontinuedOperations	0	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect Disposal Group Including Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectDisposalGroupIncludingDiscontinuedOperations	0	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-830795000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-1121060000	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	2163332000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	10707244000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	11828304000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	9664972000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	9830758000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	10707244000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	11828304000	usd
CY2023	us-gaap	Interest Paid Net InterestPaidNet	2348061000	usd
CY2022	us-gaap	Interest Paid Net InterestPaidNet	1164093000	usd
CY2021	us-gaap	Interest Paid Net InterestPaidNet	936272000	usd
CY2023	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	159359000	usd
CY2022	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	214066000	usd
CY2021	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	727126000	usd
CY2023	us-gaap	Noncash Or Part Noncash Acquisition Net Nonmonetary Assets Acquired Liabilities Assumed1 NoncashOrPartNoncashAcquisitionNetNonmonetaryAssetsAcquiredLiabilitiesAssumed1	30600000	usd
CY2023	us-gaap	Transfer Of Investments TransferOfInvestments	215900000	usd
CY2023	jef	Capital Distributions Spinoff Transaction CapitalDistributionsSpinoffTransaction	527000000	usd
CY2022	jef	Capital Distributions Spinoff Transaction CapitalDistributionsSpinoffTransaction	31400000	usd
CY2023	us-gaap	Conversion Of Stock Amount Converted1 ConversionOfStockAmountConverted1	125000000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	8526363000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	9703109000	usd
CY2023Q4	us-gaap	Cash Segregated Under Other Regulations CashSegregatedUnderOtherRegulations	1304395000	usd
CY2022Q4	us-gaap	Cash Segregated Under Other Regulations CashSegregatedUnderOtherRegulations	957302000	usd
CY2023Q4	us-gaap	Restricted Cash And Investments RestrictedCashAndInvestments	0	usd
CY2022Q4	us-gaap	Restricted Cash And Investments RestrictedCashAndInvestments	46833000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	9830758000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	10707244000	usd
CY2023	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
CY2023Q1	jef	Capital Distributions Spinoff Transaction CapitalDistributionsSpinoffTransaction	527000000	usd
CY2023Q1	jef	Increase Decrease In Assets Spinoff Transaction IncreaseDecreaseInAssetsSpinoffTransaction	-699500000	usd
CY2023Q1	jef	Increase Decrease In Total Liabilities Spinoff Transaction IncreaseDecreaseInTotalLiabilitiesSpinoffTransaction	-141100000	usd
CY2023Q1	us-gaap	Stockholders Equity Note Spinoff Transaction StockholdersEquityNoteSpinoffTransaction	-558400000	usd
CY2023Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Cash And Equivalents BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents	90881000	usd
CY2023Q4	jef	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Cash And Securities Segregated Under Federal And Other Regulations BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndSecuritiesSegregatedUnderFederalAndOtherRegulations	124306000	usd
CY2023Q4	jef	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Financial Instruments Owned At Fair Value BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialInstrumentsOwnedAtFairValue	53028000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	551500000	usd
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	524600000	usd
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	112200000	usd
CY2022	us-gaap	Depreciation And Amortization DepreciationAndAmortization	172900000	usd
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	157400000	usd
CY2023Q4	jef	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Investments In And Advance To Affiliates Subsidiaries Associates And Joint Ventures BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInvestmentsInAndAdvanceToAffiliatesSubsidiariesAssociatesAndJointVentures	6644000	usd
CY2023Q4	jef	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Receivable From Broker Dealer And Clearing Organization BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedReceivableFromBrokerDealerAndClearingOrganization	113750000	usd
CY2023Q4	jef	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Fees Interest And Other BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFeesInterestAndOther	19473000	usd
CY2023Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment	143288000	usd
CY2023Q4	jef	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets Held For Sale BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsHeldForSale	578820000	usd
CY2023Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Other BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther	129413000	usd
CY2023Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	1392117000	usd
CY2023Q4	jef	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Financial Instruments Sold Not Yet Purchased At Fair Value BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialInstrumentsSoldNotYetPurchasedAtFairValue	31293000	usd
CY2023	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	12900000	usd
CY2022	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	13500000	usd
CY2021	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	9000000	usd
CY2023Q4	jef	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Broker Dealer Payable To Other Broker Dealer And Clearing Organization BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBrokerDealerPayableToOtherBrokerDealerAndClearingOrganization	236000	usd
CY2023Q4	jef	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Broker Dealer Payable To Customer BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBrokerDealerPayableToCustomer	297494000	usd
CY2023Q4	jef	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assume Short Term Borrowings BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumeShortTermBorrowings	7137000	usd
CY2023Q4	jef	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Lease Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLeaseLiabilities	32348000	usd
CY2023Q4	jef	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities Held For Sale BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesHeldForSale	303447000	usd
CY2023Q4	jef	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assume Accrued Expenses And Other Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumeAccruedExpensesAndOtherLiabilities	194319000	usd
CY2023Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Long Term Debt BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt	75437000	usd
CY2023	us-gaap	Derivatives Methods Of Accounting Hedging Derivatives DerivativesMethodsOfAccountingHedgingDerivatives	<div style="margin-bottom:6pt;margin-top:6pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Hedge Accounting</span></div><div style="margin-bottom:6pt;margin-top:6pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Hedge accounting is applied using interest rate swaps designated as fair value hedges of changes in the benchmark interest rate of fixed rate senior long-term debt. The interest rate swaps are included as derivative contracts in Financial instruments owned and Financial instruments sold, not yet purchased in our Consolidated Statements of Financial Condition. We use 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 80% - 125%. The impact of valuation adjustments related to our own credit spreads and counterparty credit spreads are included in the assessment of effectiveness.</span></div><div style="margin-bottom:6pt;margin-top:6pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">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.</span></div><div style="margin-bottom:6pt;margin-top:6pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">We seek to reduce the impact of fluctuations in foreign exchange rates on our net investments in certain non-U.S. operations through the use of foreign exchange contracts. The foreign exchange contracts are included as derivative contracts in Financial instruments owned and Financial instruments sold, not yet purchased in our Consolidated Statements of Financial Condition. For foreign exchange contracts designated as hedges, the effectiveness of the hedge is assessed based on the overall changes in the fair value of the forward contracts (</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">i.e.</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">, based on changes in forward rates). For qualifying net investment hedges, all gains or losses on the hedging instruments are included in Currency translation adjustments and other in our Consolidated Statements of Comprehensive Income.</span></div>
CY2023Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities	941711000	usd
CY2023Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet	450406000	usd
CY2023Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Less Noncontrolling Interest BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterest	42168000	usd
CY2023Q4	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	3107620000	usd
CY2023Q4	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	3107620000	usd
CY2023Q4	jef	Financial Instruments Ownedat Fair Value Excluding Investmentsat Net Asset Value FinancialInstrumentsOwnedatFairValueExcludingInvestmentsatNetAssetValue	20538090000	usd
CY2023Q4	us-gaap	Deposits With Clearing Organizations And Others Securities DepositsWithClearingOrganizationsAndOthersSecurities	110198000	usd
CY2023Q4	us-gaap	Securities Received As Collateral SecuritiesReceivedAsCollateral	8800000	usd
CY2023Q4	us-gaap	Derivative Liability Fair Value Gross Asset And Right To Reclaim Cash Offset DerivativeLiabilityFairValueGrossAssetAndRightToReclaimCashOffset	2764572000	usd
CY2023Q4	us-gaap	Derivative Liability Fair Value Gross Asset And Right To Reclaim Cash Offset DerivativeLiabilityFairValueGrossAssetAndRightToReclaimCashOffset	2764572000	usd
CY2023Q4	us-gaap	Financial Instruments Sold Not Yet Purchased At Fair Value FinancialInstrumentsSoldNotYetPurchasedAtFairValue	11251154000	usd
CY2023Q4	us-gaap	Secured Debt Other SecuredDebtOther	3898000	usd
CY2023Q4	us-gaap	Obligation To Return Securities Received As Collateral ObligationToReturnSecuritiesReceivedAsCollateral	8800000	usd
CY2023Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	1708443000	usd
CY2022Q4	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	3093244000	usd
CY2022Q4	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	3093244000	usd
CY2022Q4	jef	Financial Instruments Ownedat Fair Value Excluding Investmentsat Net Asset Value FinancialInstrumentsOwnedatFairValueExcludingInvestmentsatNetAssetValue	17372332000	usd
CY2022Q4	us-gaap	Securities Received As Collateral SecuritiesReceivedAsCollateral	100362000	usd
CY2022Q4	us-gaap	Derivative Liability Fair Value Gross Asset And Right To Reclaim Cash Offset DerivativeLiabilityFairValueGrossAssetAndRightToReclaimCashOffset	2732165000	usd
CY2022Q4	us-gaap	Derivative Liability Fair Value Gross Asset And Right To Reclaim Cash Offset DerivativeLiabilityFairValueGrossAssetAndRightToReclaimCashOffset	2732165000	usd
CY2022Q4	us-gaap	Financial Instruments Sold Not Yet Purchased At Fair Value FinancialInstrumentsSoldNotYetPurchasedAtFairValue	11056477000	usd
CY2022Q4	us-gaap	Secured Debt Other SecuredDebtOther	1712000	usd
CY2022Q4	us-gaap	Obligation To Return Securities Received As Collateral ObligationToReturnSecuritiesReceivedAsCollateral	100362000	usd
CY2022Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	1583828000	usd
CY2023Q4	us-gaap	Alternative Investment AlternativeInvestment	1209383000	usd
CY2023Q4	us-gaap	Fair Value Investments Entities That Calculate Net Asset Value Per Share Unfunded Committments FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments	170196000	usd
CY2022Q4	us-gaap	Alternative Investment AlternativeInvestment	1293964000	usd
CY2022Q4	us-gaap	Fair Value Investments Entities That Calculate Net Asset Value Per Share Unfunded Committments FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments	90855000	usd
CY2023	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	88500000	usd
CY2023	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	78200000	usd
CY2023	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Liability Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersIntoLevel3	60800000	usd
CY2023	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Liability Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersOutOfLevel3	62000000	usd
CY2023	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	38500000	usd
CY2023	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings	62900000	usd
CY2022	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	111700000	usd
CY2022	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	61500000	usd
CY2022	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Liability Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersIntoLevel3	172100000	usd
CY2022	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Liability Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersOutOfLevel3	53600000	usd
CY2022	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	31800000	usd
CY2022	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings	465700000	usd
CY2021	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	21100000	usd
CY2021	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	168700000	usd
CY2021	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Liability Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersIntoLevel3	74300000	usd
CY2021	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Liability Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersOutOfLevel3	24700000	usd
CY2021	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	140000000	usd
CY2021	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings	12900000	usd
CY2023Q4	jef	Fair Value Measurementwith Unobservable Inputs Reconciliations Recurring Basis Asset Exclusion Value FairValueMeasurementwithUnobservableInputsReconciliationsRecurringBasisAssetExclusionValue	45600000	usd
CY2022Q4	jef	Fair Value Measurementwith Unobservable Inputs Reconciliations Recurring Basis Asset Exclusion Value FairValueMeasurementwithUnobservableInputsReconciliationsRecurringBasisAssetExclusionValue	80200000	usd
CY2023Q4	jef	Fair Value Measurementwith Unobservable Inputs Reconciliations Recurring Basis Liability Exclusion Value FairValueMeasurementwithUnobservableInputsReconciliationsRecurringBasisLiabilityExclusionValue	-4000000	usd
CY2022Q4	jef	Fair Value Measurementwith Unobservable Inputs Reconciliations Recurring Basis Liability Exclusion Value FairValueMeasurementwithUnobservableInputsReconciliationsRecurringBasisLiabilityExclusionValue	9600000	usd
CY2023	us-gaap	Fair Value Option Credit Risk Gains Losses On Assets FairValueOptionCreditRiskGainsLossesOnAssets	46421000	usd
CY2022	us-gaap	Fair Value Option Credit Risk Gains Losses On Assets FairValueOptionCreditRiskGainsLossesOnAssets	-20529000	usd
CY2021	us-gaap	Fair Value Option Credit Risk Gains Losses On Assets FairValueOptionCreditRiskGainsLossesOnAssets	11682000	usd
CY2023Q4	us-gaap	Fair Value Option Aggregate Differences Loans And Long Term Receivables FairValueOptionAggregateDifferencesLoansAndLongTermReceivables	2344468000	usd
CY2022Q4	us-gaap	Fair Value Option Aggregate Differences Loans And Long Term Receivables FairValueOptionAggregateDifferencesLoansAndLongTermReceivables	2144632000	usd
CY2023Q4	us-gaap	Fair Value Option Loans Held As Assets Aggregate Amount In Nonaccrual Status Aggregated Difference FairValueOptionLoansHeldAsAssetsAggregateAmountInNonaccrualStatusAggregatedDifference	259354000	usd
CY2022Q4	us-gaap	Fair Value Option Loans Held As Assets Aggregate Amount In Nonaccrual Status Aggregated Difference FairValueOptionLoansHeldAsAssetsAggregateAmountInNonaccrualStatusAggregatedDifference	181766000	usd
CY2023Q4	jef	Fair Value Option Aggregate Differences Longterm And Short Term Debt Instruments FairValueOptionAggregateDifferencesLongtermAndShortTermDebtInstruments	294356000	usd
CY2022Q4	jef	Fair Value Option Aggregate Differences Longterm And Short Term Debt Instruments FairValueOptionAggregateDifferencesLongtermAndShortTermDebtInstruments	369990000	usd
CY2023Q4	jef	Fair Value Option Aggregate Differences Other Secured Financings FairValueOptionAggregateDifferencesOtherSecuredFinancings	1377000	usd
CY2022Q4	jef	Fair Value Option Aggregate Differences Other Secured Financings FairValueOptionAggregateDifferencesOtherSecuredFinancings	3563000	usd
CY2023Q4	us-gaap	Fair Value Option Loans Held As Assets90 Days Or More Past Due Aggregate Difference FairValueOptionLoansHeldAsAssets90DaysOrMorePastDueAggregateDifference	187400000	usd
CY2022Q4	us-gaap	Fair Value Option Loans Held As Assets90 Days Or More Past Due Aggregate Difference FairValueOptionLoansHeldAsAssets90DaysOrMorePastDueAggregateDifference	83400000	usd
CY2023Q4	us-gaap	Fair Value Option Loans Held As Assets90 Days Or More Past Due FairValueOptionLoansHeldAsAssets90DaysOrMorePastDue	98100000	usd
CY2022Q4	us-gaap	Fair Value Option Loans Held As Assets90 Days Or More Past Due FairValueOptionLoansHeldAsAssets90DaysOrMorePastDue	69200000	usd
CY2023Q4	us-gaap	Fair Value Option Loans Held As Assets Aggregate Amount In Nonaccrual Status FairValueOptionLoansHeldAsAssetsAggregateAmountInNonaccrualStatus	37600000	usd
CY2022Q4	us-gaap	Fair Value Option Loans Held As Assets Aggregate Amount In Nonaccrual Status FairValueOptionLoansHeldAsAssetsAggregateAmountInNonaccrualStatus	65100000	usd
CY2023Q4	us-gaap	Equity Securities Without Readily Determinable Fair Value Amount EquitySecuritiesWithoutReadilyDeterminableFairValueAmount	0	usd
CY2022Q4	us-gaap	Equity Securities Without Readily Determinable Fair Value Amount EquitySecuritiesWithoutReadilyDeterminableFairValueAmount	37000000	usd
CY2023	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	-122200000	usd
CY2022	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	3600000	usd
CY2021	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	800000	usd
CY2023	us-gaap	Equity Securities Without Readily Determinable Fair Value Impairment Loss Annual Amount EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount	-80300000	usd
CY2021	us-gaap	Equity Securities Without Readily Determinable Fair Value Impairment Loss Annual Amount EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount	0	usd
CY2022	us-gaap	Equity Securities Without Readily Determinable Fair Value Impairment Loss Annual Amount EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount	0	usd
CY2023Q4	us-gaap	Derivative Assets DerivativeAssets	550844000	usd
CY2023Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	1145777000	usd
CY2022Q4	us-gaap	Derivative Assets DerivativeAssets	349166000	usd
CY2022Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	1512697000	usd
CY2023	us-gaap	Gain Loss On Fair Value Hedges Recognized In Earnings GainLossOnFairValueHedgesRecognizedInEarnings	-57128000	usd
CY2022	us-gaap	Gain Loss On Fair Value Hedges Recognized In Earnings GainLossOnFairValueHedgesRecognizedInEarnings	6863000	usd
CY2021	us-gaap	Gain Loss On Fair Value Hedges Recognized In Earnings GainLossOnFairValueHedgesRecognizedInEarnings	16662000	usd
CY2023	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	155738000	usd
CY2022	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-376341000	usd
CY2021	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-513614000	usd
CY2023Q4	jef	Otc Derivative Assets Having Maturity Period Of Zero To Twelve Months OtcDerivativeAssetsHavingMaturityPeriodOfZeroToTwelveMonths	479654000	usd
CY2023Q4	jef	Otc Derivative Assets Having Maturity Period Of One To Five Years OtcDerivativeAssetsHavingMaturityPeriodOfOneToFiveYears	768146000	usd
CY2023Q4	jef	Otc Derivative Assets Having Maturity Period Of Greater Than Five Years OtcDerivativeAssetsHavingMaturityPeriodOfGreaterThanFiveYears	58633000	usd
CY2023Q4	jef	Otc Derivative Assets Cross Maturity Netting OtcDerivativeAssetsCrossMaturityNetting	-206916000	usd
CY2023Q4	jef	Consolidated Otc Derivative Assets Net Of Crossmaturity Netting ConsolidatedOtcDerivativeAssetsNetOfCrossmaturityNetting	1099517000	usd
CY2023Q4	jef	Derivative Assets Cross Product Counterparty Netting DerivativeAssetsCrossProductCounterpartyNetting	42344000	usd
CY2023Q4	jef	Otc Derivative Assets Included In Financial Instruments Owned OtcDerivativeAssetsIncludedInFinancialInstrumentsOwned	1057173000	usd
CY2023Q4	jef	Exchange Traded Derivative Assets ExchangeTradedDerivativeAssets	294500000	usd
CY2023Q4	jef	Cash Collateral Received CashCollateralReceived	800900000	usd
CY2023Q4	jef	Otc Derivative Liabilities Having Maturity Period Of Zero To Twelve Months OtcDerivativeLiabilitiesHavingMaturityPeriodOfZeroToTwelveMonths	359917000	usd
CY2023Q4	jef	Otc Derivative Liabilities Having Maturity Period Of One To Five Years OtcDerivativeLiabilitiesHavingMaturityPeriodOfOneToFiveYears	919313000	usd
CY2023Q4	jef	Otc Derivative Liabilities Having Maturity Period Of Greater Than Five Years OtcDerivativeLiabilitiesHavingMaturityPeriodOfGreaterThanFiveYears	564697000	usd
CY2023Q4	jef	Otc Derivative Liabilities Cross Maturity Netting OtcDerivativeLiabilitiesCrossMaturityNetting	-206916000	usd
CY2023Q4	jef	Consolidated Otc Derivative Liabilities Net Of Cross Maturity Netting ConsolidatedOtcDerivativeLiabilitiesNetOfCrossMaturityNetting	1637011000	usd
CY2023Q4	jef	Derivative Liabilities Cross Product Counterparty Netting DerivativeLiabilitiesCrossProductCounterpartyNetting	42344000	usd
CY2023Q4	jef	Otc Derivative Liabilities Included In Financial Instruments Sold Not Yet Purchased OtcDerivativeLiabilitiesIncludedInFinancialInstrumentsSoldNotYetPurchased	1594667000	usd
CY2023Q4	jef	Exchange Traded Derivative Liabilities ExchangeTradedDerivativeLiabilities	8900000	usd
CY2023Q4	jef	Cash Collateral Pledge CashCollateralPledge	457800000	usd
CY2023Q4	jef	Fair Value Of Over Counter Derivatives Assets Counterparty Credit Qualitya Or Higher FairValueOfOverCounterDerivativesAssetsCounterpartyCreditQualityaOrHigher	561329000	usd
CY2023Q4	jef	Fair Value Of Over Counter Derivatives Assets Counterparty Credit Quality Bbb To Bbb FairValueOfOverCounterDerivativesAssetsCounterpartyCreditQualityBbbToBbb	73889000	usd
CY2023Q4	jef	Fair Value Of Over Counter Derivatives Assets Counterparty Credit Quality Bb Or Lower FairValueOfOverCounterDerivativesAssetsCounterpartyCreditQualityBbOrLower	234087000	usd
CY2023Q4	jef	Fair Value Of Over Counter Derivatives Assets Counterparty Credit Quality Unrated FairValueOfOverCounterDerivativesAssetsCounterpartyCreditQualityUnrated	187868000	usd
CY2023Q4	jef	Otc Derivative Assets Included In Financial Instruments Owned OtcDerivativeAssetsIncludedInFinancialInstrumentsOwned	1057173000	usd
CY2023Q4	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	139500000	usd
CY2022Q4	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	226500000	usd
CY2023Q4	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	97600000	usd
CY2022Q4	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	168800000	usd
CY2023Q4	jef	Collateral Received Aggregate Fair Value CollateralReceivedAggregateFairValue	71000000.0	usd
CY2022Q4	jef	Collateral Received Aggregate Fair Value CollateralReceivedAggregateFairValue	177400000	usd
CY2023Q4	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	112900000	usd
CY2022Q4	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	235000000.0	usd
CY2023Q4	us-gaap	Securities Loaned Including Not Subject To Master Netting Arrangement And Assets Other Than Securities Transferred SecuritiesLoanedIncludingNotSubjectToMasterNettingArrangementAndAssetsOtherThanSecuritiesTransferred	1840518000	usd
CY2023Q4	us-gaap	Financial Assets Sold Under Agreements To Repurchase Gross Including Not Subject To Master Netting Arrangement FinancialAssetsSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement	19841194000	usd
CY2023Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned Amount Offset Against Collateral DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedAmountOffsetAgainstCollateral	8800000	usd
CY2023Q4	us-gaap	Secured Borrowings Gross Including Not Subject To Master Netting Arrangement SecuredBorrowingsGrossIncludingNotSubjectToMasterNettingArrangement	21690512000	usd
CY2022Q4	us-gaap	Securities Loaned Including Not Subject To Master Netting Arrangement And Assets Other Than Securities Transferred SecuritiesLoanedIncludingNotSubjectToMasterNettingArrangementAndAssetsOtherThanSecuritiesTransferred	1366025000	usd
CY2022Q4	us-gaap	Financial Assets Sold Under Agreements To Repurchase Gross Including Not Subject To Master Netting Arrangement FinancialAssetsSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement	13603033000	usd
CY2022Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned Amount Offset Against Collateral DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedAmountOffsetAgainstCollateral	100362000	usd
CY2022Q4	us-gaap	Secured Borrowings Gross Including Not Subject To Master Netting Arrangement SecuredBorrowingsGrossIncludingNotSubjectToMasterNettingArrangement	15069420000	usd
CY2023Q4	us-gaap	Securities Loaned Including Not Subject To Master Netting Arrangement And Assets Other Than Securities Transferred SecuritiesLoanedIncludingNotSubjectToMasterNettingArrangementAndAssetsOtherThanSecuritiesTransferred	1840518000	usd
CY2023Q4	us-gaap	Financial Assets Sold Under Agreements To Repurchase Gross Including Not Subject To Master Netting Arrangement FinancialAssetsSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement	19841194000	usd
CY2023Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned Amount Offset Against Collateral DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedAmountOffsetAgainstCollateral	8800000	usd
CY2023Q4	us-gaap	Secured Borrowings Gross Including Not Subject To Master Netting Arrangement SecuredBorrowingsGrossIncludingNotSubjectToMasterNettingArrangement	21690512000	usd
CY2022Q4	us-gaap	Securities Loaned Including Not Subject To Master Netting Arrangement And Assets Other Than Securities Transferred SecuritiesLoanedIncludingNotSubjectToMasterNettingArrangementAndAssetsOtherThanSecuritiesTransferred	1366025000	usd
CY2022Q4	us-gaap	Financial Assets Sold Under Agreements To Repurchase Gross Including Not Subject To Master Netting Arrangement FinancialAssetsSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement	13603033000	usd
CY2022Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned Amount Offset Against Collateral DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedAmountOffsetAgainstCollateral	100362000	usd
CY2022Q4	us-gaap	Secured Borrowings Gross Including Not Subject To Master Netting Arrangement SecuredBorrowingsGrossIncludingNotSubjectToMasterNettingArrangement	15069420000	usd
CY2023Q4	us-gaap	Fair Value Of Securities Received As Collateral That Can Be Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged	33990000000	usd
CY2022Q4	us-gaap	Fair Value Of Securities Received As Collateral That Can Be Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged	26820000000	usd
CY2023Q4	us-gaap	Securities Borrowed Gross SecuritiesBorrowedGross	7192091000	usd
CY2023Q4	us-gaap	Securities Borrowed Liability SecuritiesBorrowedLiability	0	usd
CY2023Q4	us-gaap	Securities Borrowed SecuritiesBorrowed	7192091000	usd
CY2023Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Cash SecuritiesBorrowedCollateralObligationToReturnCash	327723000	usd
CY2023Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Securities SecuritiesBorrowedCollateralObligationToReturnSecurities	1642946000	usd
CY2023Q4	us-gaap	Securities Borrowed Amount Offset Against Collateral SecuritiesBorrowedAmountOffsetAgainstCollateral	5221422000	usd
CY2023Q4	us-gaap	Securities Purchased Under Agreements To Resell Gross SecuritiesPurchasedUnderAgreementsToResellGross	14871137000	usd
CY2023Q4	us-gaap	Securities Purchased Under Agreements To Resell Liability SecuritiesPurchasedUnderAgreementsToResellLiability	8920588000	usd
CY2023Q4	us-gaap	Securities Purchased Under Agreements To Resell SecuritiesPurchasedUnderAgreementsToResell	5950549000	usd
CY2023Q4	us-gaap	Securities Purchased Under Agreements To Resell Not Offset Policy Election Deduction SecuritiesPurchasedUnderAgreementsToResellNotOffsetPolicyElectionDeduction	1304009000	usd
CY2023Q4	us-gaap	Securities Purchased Under Agreements To Resell Fair Value Of Collateral SecuritiesPurchasedUnderAgreementsToResellFairValueOfCollateral	4582621000	usd
CY2023Q4	us-gaap	Securities Purchased Under Agreements To Resell Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election SecuritiesPurchasedUnderAgreementsToResellOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	63919000	usd
CY2023Q4	us-gaap	Securities Loaned Gross SecuritiesLoanedGross	1840518000	usd
CY2023Q4	us-gaap	Securities Loaned Asset SecuritiesLoanedAsset	0	usd
CY2023Q4	us-gaap	Securities Loaned SecuritiesLoaned	1840518000	usd
CY2023Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Cash SecuritiesLoanedCollateralRightToReclaimCash	327723000	usd
CY2023Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Securities SecuritiesLoanedCollateralRightToReclaimSecurities	1396069000	usd
CY2023Q4	us-gaap	Securities Loaned Amount Offset Against Collateral SecuritiesLoanedAmountOffsetAgainstCollateral	116726000	usd
CY2023Q4	us-gaap	Securities Sold Under Agreements To Repurchase Gross SecuritiesSoldUnderAgreementsToRepurchaseGross	19841194000	usd
CY2023Q4	us-gaap	Securities Sold Under Agreements To Repurchase Asset SecuritiesSoldUnderAgreementsToRepurchaseAsset	8920588000	usd
CY2023Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	10920606000	usd
CY2023Q4	us-gaap	Securities Sold Under Agreements To Resell Not Offset Policy Election Deduction SecuritiesSoldUnderAgreementsToResellNotOffsetPolicyElectionDeduction	1304009000	usd
CY2023Q4	us-gaap	Securities Sold Under Agreements To Repurchase Fair Value Of Collateral SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral	9035403000	usd
CY2023Q4	us-gaap	Securities Sold Under Agreements To Repurchase Amount Offset Against Collateral SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral	581194000	usd
CY2022Q4	us-gaap	Securities Borrowed Gross SecuritiesBorrowedGross	5831148000	usd
CY2022Q4	us-gaap	Securities Borrowed Liability SecuritiesBorrowedLiability	0	usd
CY2022Q4	us-gaap	Securities Borrowed SecuritiesBorrowed	5831148000	usd
CY2022Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Cash SecuritiesBorrowedCollateralObligationToReturnCash	285361000	usd
CY2022Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Securities SecuritiesBorrowedCollateralObligationToReturnSecurities	1381404000	usd
CY2022Q4	us-gaap	Securities Borrowed Amount Offset Against Collateral SecuritiesBorrowedAmountOffsetAgainstCollateral	4164383000	usd
CY2022Q4	us-gaap	Securities Purchased Under Agreements To Resell Gross SecuritiesPurchasedUnderAgreementsToResellGross	10697382000	usd
CY2022Q4	us-gaap	Securities Purchased Under Agreements To Resell Liability SecuritiesPurchasedUnderAgreementsToResellLiability	6150691000	usd
CY2022Q4	us-gaap	Securities Purchased Under Agreements To Resell SecuritiesPurchasedUnderAgreementsToResell	4546691000	usd
CY2022Q4	us-gaap	Securities Purchased Under Agreements To Resell Not Offset Policy Election Deduction SecuritiesPurchasedUnderAgreementsToResellNotOffsetPolicyElectionDeduction	550669000	usd
CY2022Q4	us-gaap	Securities Purchased Under Agreements To Resell Fair Value Of Collateral SecuritiesPurchasedUnderAgreementsToResellFairValueOfCollateral	3954525000	usd
CY2022Q4	us-gaap	Securities Purchased Under Agreements To Resell Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election SecuritiesPurchasedUnderAgreementsToResellOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	41497000	usd
CY2022Q4	us-gaap	Securities Loaned Gross SecuritiesLoanedGross	1366025000	usd
CY2022Q4	us-gaap	Securities Loaned Asset SecuritiesLoanedAsset	0	usd
CY2022Q4	us-gaap	Securities Loaned SecuritiesLoaned	1366025000	usd
CY2022Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Cash SecuritiesLoanedCollateralRightToReclaimCash	285361000	usd
CY2022Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Securities SecuritiesLoanedCollateralRightToReclaimSecurities	1054228000	usd
CY2022Q4	us-gaap	Securities Loaned Amount Offset Against Collateral SecuritiesLoanedAmountOffsetAgainstCollateral	26436000	usd
CY2022Q4	us-gaap	Securities Sold Under Agreements To Repurchase Gross SecuritiesSoldUnderAgreementsToRepurchaseGross	13603033000	usd
CY2022Q4	us-gaap	Securities Sold Under Agreements To Repurchase Asset SecuritiesSoldUnderAgreementsToRepurchaseAsset	6150691000	usd
CY2022Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	7452342000	usd
CY2022Q4	us-gaap	Securities Sold Under Agreements To Resell Not Offset Policy Election Deduction SecuritiesSoldUnderAgreementsToResellNotOffsetPolicyElectionDeduction	550669000	usd
CY2022Q4	us-gaap	Securities Sold Under Agreements To Repurchase Fair Value Of Collateral SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral	6374480000	usd
CY2022Q4	us-gaap	Securities Sold Under Agreements To Repurchase Amount Offset Against Collateral SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral	527193000	usd
CY2023Q4	jef	Collateralized Financing Transactions Securities Borrowing Arrangements CollateralizedFinancingTransactionsSecuritiesBorrowingArrangements	5170000000	usd
CY2023Q4	jef	Collateralized Financing Transactions Securities Borrowing Arrangements Collateral CollateralizedFinancingTransactionsSecuritiesBorrowingArrangementsCollateral	5040000000.00	usd
CY2023Q4	jef	Collateralized Financing Transactions Securities Borrowing Arrangements Repurchase Agreements CollateralizedFinancingTransactionsSecuritiesBorrowingArrangementsRepurchaseAgreements	505000000	usd
CY2023Q4	jef	Collateralized Financing Transactions Securities Borrowing Arrangements Pledged Securities Collateral CollateralizedFinancingTransactionsSecuritiesBorrowingArrangementsPledgedSecuritiesCollateral	520400000	usd
CY2022Q4	jef	Collateralized Financing Transactions Securities Borrowing Arrangements CollateralizedFinancingTransactionsSecuritiesBorrowingArrangements	4120000000	usd
CY2022Q4	jef	Collateralized Financing Transactions Securities Borrowing Arrangements Collateral CollateralizedFinancingTransactionsSecuritiesBorrowingArrangementsCollateral	4020000000.00	usd
CY2022Q4	jef	Collateralized Financing Transactions Securities Borrowing Arrangements Repurchase Agreements CollateralizedFinancingTransactionsSecuritiesBorrowingArrangementsRepurchaseAgreements	495200000	usd
CY2022Q4	jef	Collateralized Financing Transactions Securities Borrowing Arrangements Pledged Securities Collateral CollateralizedFinancingTransactionsSecuritiesBorrowingArrangementsPledgedSecuritiesCollateral	507300000	usd
CY2023Q4	us-gaap	Cash And Securities Segregated Under Securities Exchange Commission Regulation CashAndSecuritiesSegregatedUnderSecuritiesExchangeCommissionRegulation	1414593000	usd
CY2022Q4	us-gaap	Cash And Securities Segregated Under Securities Exchange Commission Regulation CashAndSecuritiesSegregatedUnderSecuritiesExchangeCommissionRegulation	957302000	usd
CY2023Q4	us-gaap	Securities Segregated Under Other Regulations SecuritiesSegregatedUnderOtherRegulations	45490000	usd
CY2022Q4	us-gaap	Securities Segregated Under Other Regulations SecuritiesSegregatedUnderOtherRegulations	0	usd
CY2023Q4	us-gaap	Cash And Securities Segregated Under Federal And Other Regulations CashAndSecuritiesSegregatedUnderFederalAndOtherRegulations	1460083000	usd
CY2022Q4	us-gaap	Cash And Securities Segregated Under Federal And Other Regulations CashAndSecuritiesSegregatedUnderFederalAndOtherRegulations	957302000	usd
CY2023	jef	Assets Transferred Due To Securitization AssetsTransferredDueToSecuritization	8664500000	usd
CY2022	jef	Assets Transferred Due To Securitization AssetsTransferredDueToSecuritization	6351200000	usd
CY2021	jef	Assets Transferred Due To Securitization AssetsTransferredDueToSecuritization	10487300000	usd
CY2023	jef	Proceeds On New Securitizations ProceedsOnNewSecuritizations	8639600000	usd
CY2022	jef	Proceeds On New Securitizations ProceedsOnNewSecuritizations	6402600000	usd
CY2021	jef	Proceeds On New Securitizations ProceedsOnNewSecuritizations	10488600000	usd
CY2023	us-gaap	Cash Flows Between Transferee And Transferor Proceeds From New Transfers CashFlowsBetweenTransfereeAndTransferorProceedsFromNewTransfers	22800000	usd
CY2022	us-gaap	Cash Flows Between Transferee And Transferor Proceeds From New Transfers CashFlowsBetweenTransfereeAndTransferorProceedsFromNewTransfers	31700000	usd
CY2021	us-gaap	Cash Flows Between Transferee And Transferor Proceeds From New Transfers CashFlowsBetweenTransfereeAndTransferorProceedsFromNewTransfers	21800000	usd
CY2023Q4	jef	Rmbs Securitization Assets RmbsSecuritizationAssets	5595100000	usd
CY2022Q4	jef	Rmbs Securitization Assets RmbsSecuritizationAssets	219800000	usd
CY2023Q4	jef	Cmbs Securitization Assets CmbsSecuritizationAssets	3014300000	usd
CY2022Q4	jef	Cmbs Securitization Assets CmbsSecuritizationAssets	2997700000	usd
CY2023Q4	jef	Collateralized Loan Obligations Securitization Assets CollateralizedLoanObligationsSecuritizationAssets	6323800000	usd
CY2022Q4	jef	Collateralized Loan Obligations Securitization Assets CollateralizedLoanObligationsSecuritizationAssets	5140500000	usd
CY2023Q4	jef	Other Securitization Assets OtherSecuritizationAssets	1877800000	usd
CY2022Q4	jef	Other Securitization Assets OtherSecuritizationAssets	2526700000	usd
CY2023Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	1239300000	usd
CY2022Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	1426800000	usd
CY2023	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-192200000	usd
CY2022	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-36300000	usd
CY2021	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	149900000	usd
CY2023Q4	jef	Number Of Advisors NumberOfAdvisors	3	advisor
CY2022Q4	us-gaap	Warrants And Rights Outstanding WarrantsAndRightsOutstanding	600000	usd
CY2022	jef	Equity Method Investment Increase Decreasein Net Assets Resultingfrom Operations EquityMethodInvestmentIncreaseDecreaseinNetAssetsResultingfromOperations	-4500000	usd
CY2021	jef	Equity Method Investment Increase Decreasein Net Assets Resultingfrom Operations EquityMethodInvestmentIncreaseDecreaseinNetAssetsResultingfromOperations	22800000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	5914000	usd
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	4824000	usd
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	19788000	usd
CY2023	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	6568000	usd
CY2022	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	4141000	usd
CY2021	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	2287000	usd
CY2023	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	3246000	usd
CY2022	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	910000	usd
CY2021	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	6409000	usd
CY2023	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	2930000	usd
CY2022	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	2141000	usd
CY2021	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	7248000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	6306000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	5914000	usd
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	4824000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	1847856000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	1736114000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	1736114000	usd
CY2021Q4	us-gaap	Goodwill Goodwill	1745098000	usd
CY2023	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	3228000	usd
CY2022	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-8984000	usd
CY2023	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	132514000	usd
CY2022	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	0	usd
CY2023	us-gaap	Goodwill Transfers GoodwillTransfers	-24000000	usd
CY2022	us-gaap	Goodwill Transfers GoodwillTransfers	0	usd
CY2023Q4	us-gaap	Goodwill Goodwill	1847856000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	1736114000	usd
CY2023Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	276711000	usd
CY2023	us-gaap	Finitelived Intangible Assets Acquired1 FinitelivedIntangibleAssetsAcquired1	66730000	usd
CY2023	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	78000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	146443000	usd
CY2023Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	196920000	usd
CY2022Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	275617000	usd
CY2022	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	39000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	136116000	usd
CY2022Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	139462000	usd
CY2023	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	9300000	usd
CY2022	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	10900000	usd
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	14200000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	20815000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	20291000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	20253000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	16951000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	16709000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3233208000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4742858000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	6141801000	usd
CY2023	us-gaap	Revenues Revenues	7441399000	usd
CY2022	us-gaap	Revenues Revenues	7149263000	usd
CY2021	us-gaap	Revenues Revenues	8945464000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3233208000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4742858000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	6141801000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3233208000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4742858000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	6141801000	usd
CY2023	jef	Contract With Customer Performance Obligation Satisfied ContractWithCustomerPerformanceObligationSatisfied	38100000	usd
CY2022	jef	Contract With Customer Performance Obligation Satisfied ContractWithCustomerPerformanceObligationSatisfied	78900000	usd
CY2021	jef	Contract With Customer Performance Obligation Satisfied ContractWithCustomerPerformanceObligationSatisfied	50000000	usd
CY2023	us-gaap	Contract With Customer Performance Obligation Satisfied In Previous Period ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod	31500000	usd
CY2022	us-gaap	Contract With Customer Performance Obligation Satisfied In Previous Period ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod	28100000	usd
CY2021	us-gaap	Contract With Customer Performance Obligation Satisfied In Previous Period ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod	12100000	usd
CY2023Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	48300000	usd
CY2022Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	27000000	usd
CY2023	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	22700000	usd
CY2022	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	48700000	usd
CY2021	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	10800000	usd
CY2023Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	248200000	usd
CY2022Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	206600000	usd
CY2023Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	5300000	usd
CY2022Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	3400000	usd
CY2023	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	1800000	usd
CY2022	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	1600000	usd
CY2021	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	1700000	usd
CY2023	jef	Compensation Expense Modification Of Excess Dividend CompensationExpenseModificationOfExcessDividend	4000000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	75353000	usd
CY2023	jef	Defined Benefit Plan Net Periodic Benefit Cost Credit Amortization Of Gain Loss Statement Of Income Or Comprehensive Income Extensible List Not Disclosed Flag DefinedBenefitPlanNetPeriodicBenefitCostCreditAmortizationOfGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleListNotDisclosedFlag	Actuarial losses
CY2023Q4	jef	Options Issued To Purchased Number Of Shares OptionsIssuedToPurchasedNumberOfShares	2	shares
CY2023	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	381600000	usd
CY2022	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	251000000.0	usd
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	461500000	usd
CY2023Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	765000000.0	usd
CY2023	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1
CY2021	jef	Defined Benefit Plan Net Periodic Benefit Cost Credit Interest Cost Statement Of Income Or Comprehensive Income Extensible List Not Disclosed Flag DefinedBenefitPlanNetPeriodicBenefitCostCreditInterestCostStatementOfIncomeOrComprehensiveIncomeExtensibleListNotDisclosedFlag	Interest cost
CY2022	jef	Defined Benefit Plan Net Periodic Benefit Cost Credit Interest Cost Statement Of Income Or Comprehensive Income Extensible List Not Disclosed Flag DefinedBenefitPlanNetPeriodicBenefitCostCreditInterestCostStatementOfIncomeOrComprehensiveIncomeExtensibleListNotDisclosedFlag	Interest cost
CY2023	jef	Defined Benefit Plan Net Periodic Benefit Cost Credit Interest Cost Statement Of Income Or Comprehensive Income Extensible List Not Disclosed Flag DefinedBenefitPlanNetPeriodicBenefitCostCreditInterestCostStatementOfIncomeOrComprehensiveIncomeExtensibleListNotDisclosedFlag	Interest cost
CY2021	jef	Defined Benefit Plan Net Periodic Benefit Cost Credit Expected Return Loss Statement Of Income Or Comprehensive Income Extensible List Not Disclosed Flag DefinedBenefitPlanNetPeriodicBenefitCostCreditExpectedReturnLossStatementOfIncomeOrComprehensiveIncomeExtensibleListNotDisclosedFlag	Expected return on plan assets
CY2023	jef	Defined Benefit Plan Net Periodic Benefit Cost Credit Expected Return Loss Statement Of Income Or Comprehensive Income Extensible List Not Disclosed Flag DefinedBenefitPlanNetPeriodicBenefitCostCreditExpectedReturnLossStatementOfIncomeOrComprehensiveIncomeExtensibleListNotDisclosedFlag	Expected return on plan assets
CY2022	jef	Defined Benefit Plan Net Periodic Benefit Cost Credit Expected Return Loss Statement Of Income Or Comprehensive Income Extensible List Not Disclosed Flag DefinedBenefitPlanNetPeriodicBenefitCostCreditExpectedReturnLossStatementOfIncomeOrComprehensiveIncomeExtensibleListNotDisclosedFlag	Expected return on plan assets
CY2023	jef	Defined Benefit Plan Net Periodic Benefit Cost Credit Settlement Gain Loss Statement Of Income Or Comprehensive Income Extensible List Not Disclosed Flag DefinedBenefitPlanNetPeriodicBenefitCostCreditSettlementGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleListNotDisclosedFlag	Settlement losses
CY2021	jef	Defined Benefit Plan Net Periodic Benefit Cost Credit Settlement Gain Loss Statement Of Income Or Comprehensive Income Extensible List Not Disclosed Flag DefinedBenefitPlanNetPeriodicBenefitCostCreditSettlementGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleListNotDisclosedFlag	Settlement losses
CY2022	jef	Defined Benefit Plan Net Periodic Benefit Cost Credit Settlement Gain Loss Statement Of Income Or Comprehensive Income Extensible List Not Disclosed Flag DefinedBenefitPlanNetPeriodicBenefitCostCreditSettlementGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleListNotDisclosedFlag	Settlement losses
CY2021	jef	Defined Benefit Plan Net Periodic Benefit Cost Credit Amortization Of Gain Loss Statement Of Income Or Comprehensive Income Extensible List Not Disclosed Flag DefinedBenefitPlanNetPeriodicBenefitCostCreditAmortizationOfGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleListNotDisclosedFlag	Actuarial losses
CY2022	jef	Defined Benefit Plan Net Periodic Benefit Cost Credit Amortization Of Gain Loss Statement Of Income Or Comprehensive Income Extensible List Not Disclosed Flag DefinedBenefitPlanNetPeriodicBenefitCostCreditAmortizationOfGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleListNotDisclosedFlag	Actuarial losses
CY2023	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	12600000	usd
CY2022	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	12700000	usd
CY2021	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	9800000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	455468000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	455264000	usd
CY2023Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P8Y3M18D
CY2022Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P10Y
CY2023Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.035
CY2022Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.029
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	0	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	76847000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	97744000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	78656000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	95509000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	78103000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	88535000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	74472000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	81714000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	71255000	usd
CY2023Q4	jef	Lessee Operating Lease Liability To Be Paid Year Six LesseeOperatingLeaseLiabilityToBePaidYearSix	74965000	usd
CY2022Q4	jef	Lessee Operating Lease Liability To Be Paid Year Six LesseeOperatingLeaseLiabilityToBePaidYearSix	67048000	usd
CY2023Q4	jef	Lessee Operating Lease Liability To Be Paid Year Seven And Thereafter LesseeOperatingLeaseLiabilityToBePaidYearSevenAndThereafter	188529000	usd
CY2022Q4	jef	Lessee Operating Lease Liability To Be Paid Year Seven And Thereafter LesseeOperatingLeaseLiabilityToBePaidYearSevenAndThereafter	161674000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	626996000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	608055000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	543967000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	83029000	usd
CY2022Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	532702000	usd
CY2023Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	683000	usd
CY2022Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	1006000	usd
CY2023Q4	jef	Operating Lease And Finance Lease Liability OperatingLeaseAndFinanceLeaseLiability	544650000	usd
CY2022Q4	jef	Operating Lease And Finance Lease Liability OperatingLeaseAndFinanceLeaseLiability	533708000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Lease Not Yet Commenced Term Of Contract1 LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1	P14Y
CY2022Q4	jef	Operating Lease Lease Not Yet Commenced Expense OperatingLeaseLeaseNotYetCommencedExpense	11100000	usd
CY2023	us-gaap	Operating Lease Cost OperatingLeaseCost	81194000	usd
CY2022	us-gaap	Operating Lease Cost OperatingLeaseCost	80959000	usd
CY2021	us-gaap	Operating Lease Cost OperatingLeaseCost	79701000	usd
CY2023	us-gaap	Variable Lease Cost VariableLeaseCost	14506000	usd
CY2022	us-gaap	Variable Lease Cost VariableLeaseCost	12887000	usd
CY2021	us-gaap	Variable Lease Cost VariableLeaseCost	11168000	usd
CY2023	us-gaap	Sublease Income SubleaseIncome	5545000	usd
CY2022	us-gaap	Sublease Income SubleaseIncome	4507000	usd
CY2021	us-gaap	Sublease Income SubleaseIncome	7191000	usd
CY2023	us-gaap	Lease Cost LeaseCost	90155000	usd
CY2022	us-gaap	Lease Cost LeaseCost	89339000	usd
CY2021	us-gaap	Lease Cost LeaseCost	83678000	usd
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	81831000	usd
CY2022	us-gaap	Operating Lease Payments OperatingLeasePayments	81082000	usd
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	79437000	usd
CY2023	jef	Non Cash Rou Assets Recorded For New And Modified Leases NonCashROUAssetsRecordedForNewAndModifiedLeases	56968000	usd
CY2022	jef	Non Cash Rou Assets Recorded For New And Modified Leases NonCashROUAssetsRecordedForNewAndModifiedLeases	87977000	usd
CY2021	jef	Non Cash Rou Assets Recorded For New And Modified Leases NonCashROUAssetsRecordedForNewAndModifiedLeases	30246000	usd
CY2023Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	989715000	usd
CY2022Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	528392000	usd
CY2023Q4	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.0606
CY2023Q4	us-gaap	Long Term Debt LongTermDebt	9698752000	usd
CY2022Q4	us-gaap	Long Term Debt LongTermDebt	8774086000	usd
CY2023	jef	Increase Decreaseof Longterm Debt IncreaseDecreaseofLongtermDebt	924700000	usd
CY2023Q4	us-gaap	Long Term Debt LongTermDebt	9700000000	usd
CY2023Q2	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1.00
CY2023Q2	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	70000	shares
CY2023Q2	us-gaap	Preferred Stock Liquidation Preference PreferredStockLiquidationPreference	17500
CY2023Q2	us-gaap	Preferred Stock Convertible Conversion Ratio PreferredStockConvertibleConversionRatio	500
CY2023Q2	jef	Preferred Stock Convertible Conversion Period PreferredStockConvertibleConversionPeriod	P3Y
CY2023Q2	jef	Exchange Agreement Voting Common Stock To Preferred Stock Ratio ExchangeAgreementVotingCommonStockToPreferredStockRatio	500
CY2023Q2	jef	Exchange Agreement Number Of Preferred Stock Maximum ExchangeAgreementNumberOfPreferredStockMaximum	55125	shares
CY2023Q2	jef	Exchange Agreement Payment Per Share Of Voting Common Stock Exchanged ExchangeAgreementPaymentPerShareOfVotingCommonStockExchanged	1.50
CY2023	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	31500000	usd
CY2023	us-gaap	Dividends Preferred Stock DividendsPreferredStock	12600000	usd
CY2023	us-gaap	Preferred Stock Dividends Per Share Cash Paid PreferredStockDividendsPerShareCashPaid	0.60
CY2023Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	600000000	shares
CY2023	jef	Net Income Loss Available To Common Stockholders NetIncomeLossAvailableToCommonStockholders	275672000	usd
CY2022	jef	Net Income Loss Available To Common Stockholders NetIncomeLossAvailableToCommonStockholders	777168000	usd
CY2021	jef	Net Income Loss Available To Common Stockholders NetIncomeLossAvailableToCommonStockholders	1667403000	usd
CY2023	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	14729000	usd
CY2022	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	3015000	usd
CY2021	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	9961000	usd
CY2023	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	260943000	usd
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	774153000	usd
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1657442000	usd
CY2023	us-gaap	Undistributed Earnings Diluted UndistributedEarningsDiluted	0	usd
CY2022	us-gaap	Undistributed Earnings Diluted UndistributedEarningsDiluted	29000	usd
CY2021	us-gaap	Undistributed Earnings Diluted UndistributedEarningsDiluted	207000	usd
CY2023	us-gaap	Convertible Preferred Dividends Net Of Tax ConvertiblePreferredDividendsNetOfTax	0	usd
CY2022	us-gaap	Convertible Preferred Dividends Net Of Tax ConvertiblePreferredDividendsNetOfTax	8281000	usd
CY2021	us-gaap	Convertible Preferred Dividends Net Of Tax ConvertiblePreferredDividendsNetOfTax	6949000	usd
CY2023	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	260943000	usd
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	782463000	usd
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	1664598000	usd
CY2023	jef	Weighted Average Common Shares Outstanding WeightedAverageCommonSharesOutstanding	222325000	shares
CY2022	jef	Weighted Average Common Shares Outstanding WeightedAverageCommonSharesOutstanding	234258000	shares
CY2021	jef	Weighted Average Common Shares Outstanding WeightedAverageCommonSharesOutstanding	246991000	shares
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	232609000	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	247378000	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	263595000	shares
CY2023	jef	Incremental Common Shares Attributable To Redeemable Convertible Preferred Shares IncrementalCommonSharesAttributableToRedeemableConvertiblePreferredShares	0	shares
CY2022	jef	Incremental Common Shares Attributable To Redeemable Convertible Preferred Shares IncrementalCommonSharesAttributableToRedeemableConvertiblePreferredShares	4441000	shares
CY2021	jef	Incremental Common Shares Attributable To Redeemable Convertible Preferred Shares IncrementalCommonSharesAttributableToRedeemableConvertiblePreferredShares	4441000	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	236620000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	255571000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	271501000	shares
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.12
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.12
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.13
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.13
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.29
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.29
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.10
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.10
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.06
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.06
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.13
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.13
CY2023	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	8900000	shares
CY2022	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	1000000	shares
CY2021	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	1600000	shares
CY2023	jef	Dividends On Participating Securities DividendsOnParticipatingSecurities	2100000	usd
CY2022	jef	Dividends On Participating Securities DividendsOnParticipatingSecurities	1100000	usd
CY2021	jef	Dividends On Participating Securities DividendsOnParticipatingSecurities	1400000	usd
CY2023Q4	jef	Antidilutive Securities Excluded From Computation Of Earnings Per Share Percent Of Weighted Average Common Shares Outstanding AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerSharePercentOfWeightedAverageCommonSharesOutstanding	0.095
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	14600000	usd
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	198507000	usd
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	322551000	usd
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	14896000	usd
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	67236000	usd
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	70370000	usd
CY2023	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	51923000	usd
CY2022	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	78505000	usd
CY2021	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	86918000	usd
CY2023	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	81419000	usd
CY2022	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	344248000	usd
CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	479839000	usd
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	10380000	usd
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-61303000	usd
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	72753000	usd
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	3112000	usd
CY2022	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-17010000	usd
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	19502000	usd
CY2023	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-3030000	usd
CY2022	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	7917000	usd
CY2021	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	4635000	usd
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	10462000	usd
CY2022	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-70396000	usd
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	96890000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	91881000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	273852000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	576729000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	177595000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	801047000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	1970625000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	176674000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	254515000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	283480000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	354269000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1055562000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2254105000	usd
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	74396000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2022	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	221668000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	473362000	usd
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2023	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	17071000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.048
CY2022	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	47364000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.045
CY2021	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	96884000	usd
CY2021	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.043
CY2023	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	7306000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.021
CY2022	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	18711000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.018
CY2021	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	18073000	usd
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.008
CY2023	jef	Effective Income Tax Rate Reconciliation Nondeductible Expense Executive Compensation Amount EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExecutiveCompensationAmount	11664000	usd
CY2023	jef	Effective Income Tax Rate Reconciliation Nondeductible Expense Executive Compensation Percent EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExecutiveCompensationPercent	0.033
CY2022	jef	Effective Income Tax Rate Reconciliation Nondeductible Expense Executive Compensation Amount EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExecutiveCompensationAmount	12596000	usd
CY2022	jef	Effective Income Tax Rate Reconciliation Nondeductible Expense Executive Compensation Percent EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExecutiveCompensationPercent	0.012
CY2021	jef	Effective Income Tax Rate Reconciliation Nondeductible Expense Executive Compensation Amount EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExecutiveCompensationAmount	20359000	usd
CY2021	jef	Effective Income Tax Rate Reconciliation Nondeductible Expense Executive Compensation Percent EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExecutiveCompensationPercent	0.009
CY2023	us-gaap	Income Tax Reconciliation Tax Credits Foreign IncomeTaxReconciliationTaxCreditsForeign	4504000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Foreign EffectiveIncomeTaxRateReconciliationTaxCreditsForeign	0.013
CY2022	us-gaap	Income Tax Reconciliation Tax Credits Foreign IncomeTaxReconciliationTaxCreditsForeign	20368000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Foreign EffectiveIncomeTaxRateReconciliationTaxCreditsForeign	0.019
CY2021	us-gaap	Income Tax Reconciliation Tax Credits Foreign IncomeTaxReconciliationTaxCreditsForeign	13963000	usd
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Foreign EffectiveIncomeTaxRateReconciliationTaxCreditsForeign	0.006
CY2023	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-16136000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	-0.046
CY2022	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-37988000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	-0.036
CY2021	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	893000	usd
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0
CY2023	us-gaap	Income Tax Reconciliation Tax Settlements IncomeTaxReconciliationTaxSettlements	0	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Tax Settlements EffectiveIncomeTaxRateReconciliationTaxSettlements	0
CY2022	us-gaap	Income Tax Reconciliation Tax Settlements IncomeTaxReconciliationTaxSettlements	20184000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Tax Settlements EffectiveIncomeTaxRateReconciliationTaxSettlements	0.019
CY2021	us-gaap	Income Tax Reconciliation Tax Settlements IncomeTaxReconciliationTaxSettlements	0	usd
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Tax Settlements EffectiveIncomeTaxRateReconciliationTaxSettlements	0
CY2023	us-gaap	Income Tax Reconciliation Tax Contingencies IncomeTaxReconciliationTaxContingencies	-25561000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	-0.072
CY2022	us-gaap	Income Tax Reconciliation Tax Contingencies IncomeTaxReconciliationTaxContingencies	-16915000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	-0.017
CY2021	us-gaap	Income Tax Reconciliation Tax Contingencies IncomeTaxReconciliationTaxContingencies	-27374000	usd
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	-0.012
CY2023	jef	Effective Income Tax Rate Reconciliation Interest On Unrecognized Tax Benefits Amount EffectiveIncomeTaxRateReconciliationInterestOnUnrecognizedTaxBenefitsAmount	18988000	usd
CY2023	jef	Effective Income Tax Rate Reconciliation Interest On Unrecognized Tax Benefits Percent EffectiveIncomeTaxRateReconciliationInterestOnUnrecognizedTaxBenefitsPercent	0.054
CY2022	jef	Effective Income Tax Rate Reconciliation Interest On Unrecognized Tax Benefits Amount EffectiveIncomeTaxRateReconciliationInterestOnUnrecognizedTaxBenefitsAmount	13902000	usd
CY2022	jef	Effective Income Tax Rate Reconciliation Interest On Unrecognized Tax Benefits Percent EffectiveIncomeTaxRateReconciliationInterestOnUnrecognizedTaxBenefitsPercent	0.013
CY2021	jef	Effective Income Tax Rate Reconciliation Interest On Unrecognized Tax Benefits Amount EffectiveIncomeTaxRateReconciliationInterestOnUnrecognizedTaxBenefitsAmount	8651000	usd
CY2021	jef	Effective Income Tax Rate Reconciliation Interest On Unrecognized Tax Benefits Percent EffectiveIncomeTaxRateReconciliationInterestOnUnrecognizedTaxBenefitsPercent	0.004
CY2023	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	8657000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.024
CY2022	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	14698000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.014
CY2021	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-156000	usd
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	91881000	usd
CY2023	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.259
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	273852000	usd
CY2022	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.259
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	576729000	usd
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.256
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	349955000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	339036000	usd
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	314347000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	1555000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	30690000	usd
CY2021	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	50079000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	10134000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	5902000	usd
CY2021	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	3490000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	28622000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	25673000	usd
CY2021	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	24180000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	699000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	0	usd
CY2021	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	4700000	usd
CY2023Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	332323000	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	349955000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	339036000	usd
CY2023Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	263000000	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	276500000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Expense UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense	25500000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Expense UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense	18600000	usd
CY2021	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Expense UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense	10800000	usd
CY2023Q4	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Accrued UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued	142100000	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Accrued UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued	116500000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Accrued UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued	97900000	usd
CY2023Q4	us-gaap	Contractual Obligation Due In Next Twelve Months ContractualObligationDueInNextTwelveMonths	14846300000	usd
CY2023Q4	us-gaap	Contractual Obligation Due In Second Year ContractualObligationDueInSecondYear	1087400000	usd
CY2023Q4	jef	Contractual Obligation Duein Thirdand Fourth Year ContractualObligationDueinThirdandFourthYear	317100000	usd
CY2023Q4	jef	Contractual Obligation Dueinfifthand Sixth Year ContractualObligationDueinfifthandSixthYear	300000	usd
CY2023Q4	jef	Contractual Obligation Due After Sixth Year ContractualObligationDueAfterSixthYear	121300000	usd
CY2023Q4	us-gaap	Contractual Obligation ContractualObligation	16372400000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	189928000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	250096000	usd
CY2023Q4	jef	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	128805000	usd
CY2022Q4	jef	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	133250000	usd
CY2023Q4	jef	Deferred Tax Assets Long Term Debt DeferredTaxAssetsLongTermDebt	75850000	usd
CY2022Q4	jef	Deferred Tax Assets Long Term Debt DeferredTaxAssetsLongTermDebt	47535000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	24000000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	0	usd
CY2023Q4	jef	Deferred Tax Assets Accrued Expenses And Other DeferredTaxAssetsAccruedExpensesAndOther	151360000	usd
CY2022Q4	jef	Deferred Tax Assets Accrued Expenses And Other DeferredTaxAssetsAccruedExpensesAndOther	156388000	usd
CY2023Q4	jef	Deferred Tax Assets Investments In Associated Companies DeferredTaxAssetsInvestmentsInAssociatedCompanies	93952000	usd
CY2022Q4	jef	Deferred Tax Assets Investments In Associated Companies DeferredTaxAssetsInvestmentsInAssociatedCompanies	11931000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	251244000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	10176000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	915139000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	609376000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	228074000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	6266000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	687065000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	603110000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	110071000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	118567000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	62333000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	62670000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	56318000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	34011000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	228722000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	215248000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	458343000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	387862000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	458300000	usd
CY2023Q4	us-gaap	Decrease In Unrecognized Tax Benefits Is Reasonably Possible DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible	25300000	usd
CY2023Q4	jef	Guarantee Obligations Maximum Exposure Fair Value GuaranteeObligationsMaximumExposureFairValue	423100000	usd
CY2023Q4	us-gaap	Amount Of Restricted Net Assets For Consolidated And Unconsolidated Subsidiaries AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiaries	4670000000	usd
CY2022Q4	us-gaap	Amount Of Restricted Net Assets For Consolidated And Unconsolidated Subsidiaries AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiaries	5770000000	usd
CY2023Q4	jef	Amount Of Restricted Net Assets For Consolidated And Unconsolidated Subsidiaries Regulatory Capital Requirements Or Regulatory Approval Required AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiariesRegulatoryCapitalRequirementsOrRegulatoryApprovalRequired	4430000000	usd
CY2022Q4	jef	Amount Of Restricted Net Assets For Consolidated And Unconsolidated Subsidiaries Regulatory Capital Requirements Or Regulatory Approval Required AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiariesRegulatoryCapitalRequirementsOrRegulatoryApprovalRequired	4870000000	usd
CY2023	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
CY2023	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	4700400000	usd
CY2022	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	5978800000	usd
CY2021	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	8013800000	usd
CY2023	us-gaap	Noninterest Expense NoninterestExpense	4346100000	usd
CY2021	us-gaap	Noninterest Expense NoninterestExpense	5759700000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	354300000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1055600000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2254100000	usd
CY2023Q4	us-gaap	Assets Assets	57905200000	usd
CY2022Q4	us-gaap	Assets Assets	51057700000	usd
CY2023	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	4700400000	usd
CY2022	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	5978800000	usd
CY2021	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	8013800000	usd
CY2023Q4	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
CY2023Q4	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false
CY2023Q4	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
CY2023Q4	ecd	Non Rule10b51 Arr Adopted Flag NonRule10b51ArrAdoptedFlag	false
CY2023	dei	Auditor Firm AuditorFirmId	34

Files In Submission

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jef-20231130_def.xml	Edgar Link	unprocessable
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Financial_Report.xlsx	Edgar Link	pending
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report.css	Edgar Link	pending
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$JEF
Jefferies Financial Group Inc. Stock $jef

2024 Q1 Form 10-K Financial Statement

#000009622324000006 Filed on January 26, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$JEF Jefferies Financial Group Inc. Stock $jef

2024 Q1 Form 10-K Financial Statement

#000009622324000006 Filed on January 26, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$JEF
Jefferies Financial Group Inc. Stock $jef