2017 Q4 Form 10-K Financial Statement
#000007426019000016 Filed on February 28, 2019
Income Statement
| Concept | 2017 Q4 | 2017 Q3 | 2017 Q2 |
|---|---|---|---|
| Revenue | $1.726B | $1.593B | $1.499B |
| YoY Change | 11.46% | 6.48% | 3.94% |
| Cost Of Revenue | $759.0M | $608.8M | |
| YoY Change | 28.49% | 3.68% | |
| Gross Profit | $834.0M | $890.2M | |
| YoY Change | -7.88% | 4.12% | |
| Gross Profit Margin | 52.35% | 59.39% | |
| Selling, General & Admin | $2.000M | $7.300M | $5.900M |
| YoY Change | -47.37% | 65.91% | 7.27% |
| % of Gross Profit | 0.88% | 0.66% | |
| Research & Development | |||
| YoY Change | |||
| % of Gross Profit | |||
| Depreciation & Amortization | |||
| YoY Change | |||
| % of Gross Profit | |||
| Operating Expenses | $1.357B | $1.517B | $1.336B |
| YoY Change | 1.11% | 15.03% | 4.19% |
| Operating Profit | -$683.4M | -$446.2M | |
| YoY Change | 65.15% | 4.35% | |
| Interest Expense | -$14.70M | -$15.80M | -$16.00M |
| YoY Change | -9.26% | 25.4% | 50.94% |
| % of Operating Profit | |||
| Other Income/Expense, Net | $0.00 | -$300.0K | -$400.0K |
| YoY Change | 0.0% | 100.0% | |
| Pretax Income | $354.8M | $59.60M | $146.3M |
| YoY Change | 85.95% | -63.66% | -1.68% |
| Income Tax | -$8.000M | $13.40M | $44.60M |
| % Of Pretax Income | -2.25% | 22.48% | 30.49% |
| Net Earnings | $299.6M | $46.10M | $101.6M |
| YoY Change | 127.14% | -58.43% | 0.59% |
| Net Earnings / Revenue | 17.36% | 2.89% | 6.78% |
| Basic Earnings Per Share | $1.13 | $0.18 | $0.39 |
| Diluted Earnings Per Share | $1.01 | $0.17 | $0.35 |
| COMMON SHARES | |||
| Basic Shares Outstanding | 264.0M shares | 261.4M shares | 261.1M shares |
| Diluted Shares Outstanding | 300.8M shares | 298.5M shares | 298.3M shares |
Balance Sheet
| Concept | 2017 Q4 | 2017 Q3 | 2017 Q2 |
|---|---|---|---|
| SHORT-TERM ASSETS | |||
| Cash & Short-Term Investments | |||
| YoY Change | |||
| Cash & Equivalents | |||
| Short-Term Investments | |||
| Other Short-Term Assets | |||
| YoY Change | |||
| Inventory | |||
| Prepaid Expenses | |||
| Receivables | |||
| Other Receivables | |||
| Total Short-Term Assets | |||
| YoY Change | |||
| LONG-TERM ASSETS | |||
| Property, Plant & Equipment | |||
| YoY Change | |||
| Goodwill | $160.7M | ||
| YoY Change | 0.0% | ||
| Intangibles | |||
| YoY Change | |||
| Long-Term Investments | $12.80M | $18.80M | $21.50M |
| YoY Change | -27.27% | -8.74% | -15.35% |
| Other Assets | |||
| YoY Change | |||
| Total Long-Term Assets | |||
| YoY Change | |||
| TOTAL ASSETS | |||
| Total Short-Term Assets | |||
| Total Long-Term Assets | |||
| Total Assets | $19.40B | $19.75B | $19.36B |
| YoY Change | 4.37% | 4.98% | 7.59% |
| SHORT-TERM LIABILITIES | |||
| YoY Change | |||
| Accounts Payable | |||
| YoY Change | |||
| Accrued Expenses | |||
| YoY Change | |||
| Deferred Revenue | |||
| YoY Change | |||
| Short-Term Debt | $0.00 | $0.00 | $0.00 |
| YoY Change | |||
| Long-Term Debt Due | |||
| YoY Change | |||
| Total Short-Term Liabilities | $655.0M | $489.0M | $450.0M |
| YoY Change | 26.69% | 7.47% | -7.02% |
| LONG-TERM LIABILITIES | |||
| Long-Term Debt | $1.449B | $1.527B | $1.526B |
| YoY Change | -5.23% | -0.07% | 55.24% |
| Other Long-Term Liabilities | $586.0M | $323.0M | $295.0M |
| YoY Change | 93.4% | -2.42% | 11.32% |
| Total Long-Term Liabilities | $2.035B | $1.850B | $1.821B |
| YoY Change | 11.08% | -0.48% | 45.91% |
| TOTAL LIABILITIES | |||
| Total Short-Term Liabilities | $655.0M | $489.0M | $450.0M |
| Total Long-Term Liabilities | $2.035B | $1.850B | $1.821B |
| Total Liabilities | $14.67B | $15.02B | $14.70B |
| YoY Change | 3.82% | 4.55% | 7.95% |
| SHAREHOLDERS EQUITY | |||
| Retained Earnings | $3.207B | $3.323B | $3.327B |
| YoY Change | 0.23% | 6.26% | 8.54% |
| Common Stock | $1.084B | $999.5M | $995.6M |
| YoY Change | 11.05% | 2.72% | 2.79% |
| Preferred Stock | |||
| YoY Change | |||
| Treasury Stock (at cost) | |||
| YoY Change | |||
| Treasury Stock Shares | |||
| Shareholders Equity | $4.733B | $4.730B | $4.662B |
| YoY Change | |||
| Total Liabilities & Shareholders Equity | $19.40B | $19.75B | $19.36B |
| YoY Change | 4.37% | 4.98% | 7.59% |
Cashflow Statement
| Concept | 2017 Q4 | 2017 Q3 | 2017 Q2 |
|---|---|---|---|
| OPERATING ACTIVITIES | |||
| Net Income | $299.6M | $46.10M | $101.6M |
| YoY Change | 127.14% | -58.43% | 0.59% |
| Depreciation, Depletion And Amortization | |||
| YoY Change | |||
| Cash From Operating Activities | -$69.40M | $263.3M | $112.7M |
| YoY Change | -129.48% | 10.49% | 198.94% |
| INVESTING ACTIVITIES | |||
| Capital Expenditures | |||
| YoY Change | |||
| Acquisitions | |||
| YoY Change | |||
| Other Investing Activities | $96.00M | -$271.9M | -$45.70M |
| YoY Change | -151.36% | -64.24% | -215.4% |
| Cash From Investing Activities | $96.00M | -$271.9M | -$45.70M |
| YoY Change | -151.36% | -64.24% | -215.4% |
| FINANCING ACTIVITIES | |||
| Cash Dividend Paid | |||
| YoY Change | |||
| Common Stock Issuance & Retirement, Net | |||
| YoY Change | |||
| Debt Paid & Issued, Net | |||
| YoY Change | |||
| Cash From Financing Activities | -39.90M | -47.10M | -49.30M |
| YoY Change | -15.64% | -109.46% | 7.64% |
| NET CHANGE | |||
| Cash From Operating Activities | -69.40M | 263.3M | 112.7M |
| Cash From Investing Activities | 96.00M | -271.9M | -45.70M |
| Cash From Financing Activities | -39.90M | -47.10M | -49.30M |
| Net Change In Cash | -13.30M | -55.70M | 17.70M |
| YoY Change | -1208.33% | 131.12% | -43.81% |
| FREE CASH FLOW | |||
| Cash From Operating Activities | -$69.40M | $263.3M | $112.7M |
| Capital Expenditures | |||
| Free Cash Flow | |||
| YoY Change |
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| CY2017 | us-gaap |
Assumed Premiums Earned
AssumedPremiumsEarned
|
48100000 | USD |
| CY2018Q4 | ori |
Shortduration Insurance Contracts Discounted Liabilityfor Unpaid Claimsand Allocated Claim Adjustment Expense Net
ShortdurationInsuranceContractsDiscountedLiabilityforUnpaidClaimsandAllocatedClaimAdjustmentExpenseNet
|
5535600000 | USD |
| CY2018 | ori |
Specialdividenddeclaredin December2017andpaidin January2018
SpecialdividenddeclaredinDecember2017andpaidinJanuary2018
|
269200000 | USD |
| CY2015Q3 | ori |
Stockacquiredduringperiodvalueemployeestockownershipplan
Stockacquiredduringperiodvalueemployeestockownershipplan
|
34000000 | USD |
| CY2018 | ori |
Stockacquiredduringperiodvalueemployeestockownershipplan
Stockacquiredduringperiodvalueemployeestockownershipplan
|
50000000 | USD |
| CY2017 | ori |
Taxreformdeferredtaxbenefitonunrezlizedgainslosses
Taxreformdeferredtaxbenefitonunrezlizedgainslosses
|
104900000 | USD |
| CY2018 | ori |
Three Year Average Annual Development Of Consolidated Reserves
ThreeYearAverageAnnualDevelopmentOfConsolidatedReserves
|
0.017 | |
| CY2016 | ori |
Title Escrow And Other Fees
TitleEscrowAndOtherFees
|
464200000 | USD |
| CY2017 | ori |
Title Escrow And Other Fees
TitleEscrowAndOtherFees
|
459500000 | USD |
| CY2018 | ori |
Title Escrow And Other Fees
TitleEscrowAndOtherFees
|
450500000 | USD |
| CY2016Q4 | ori |
Title Premium And Fee Revenues Stemming From Direct Operations
TitlePremiumAndFeeRevenuesStemmingFromDirectOperations
|
0.28 | |
| CY2017Q4 | ori |
Title Premium And Fee Revenues Stemming From Direct Operations
TitlePremiumAndFeeRevenuesStemmingFromDirectOperations
|
0.27 | |
| CY2018Q4 | ori |
Title Premium And Fee Revenues Stemming From Direct Operations
TitlePremiumAndFeeRevenuesStemmingFromDirectOperations
|
0.26 | |
| CY2016 | ori |
Total Operating Revenues
TotalOperatingRevenues
|
5827600000 | USD |
| CY2017 | ori |
Total Operating Revenues
TotalOperatingRevenues
|
6051500000 | USD |
| CY2018 | ori |
Total Operating Revenues
TotalOperatingRevenues
|
6257400000 | USD |
| CY2017Q4 | ori |
Total Other Assets
TotalOtherAssets
|
6085500000 | USD |
| CY2018Q4 | ori |
Total Other Assets
TotalOtherAssets
|
6332400000 | USD |
| CY2017Q4 | ori |
Total Policy Liabilities And Accruals
TotalPolicyLiabilitiesAndAccruals
|
11413900000 | USD |
| CY2018Q4 | ori |
Total Policy Liabilities And Accruals
TotalPolicyLiabilitiesAndAccruals
|
11774800000 | USD |
| CY2016 | ori |
Total Premiums And Fees
TotalPremiumsAndFees
|
5333200000 | USD |
| CY2017 | ori |
Total Premiums And Fees
TotalPremiumsAndFees
|
5539700000 | USD |
| CY2018 | ori |
Total Premiums And Fees
TotalPremiumsAndFees
|
5703900000 | USD |
| CY2017Q4 | ori |
Unallocated Essop Shares
UnallocatedEssopShares
|
32400000 | USD |
| CY2018Q4 | ori |
Unallocated Essop Shares
UnallocatedEssopShares
|
73900000 | USD |
| CY2016 | ori |
Underwriting Acquisition And Other Expenses
UnderwritingAcquisitionAndOtherExpenses
|
2816300000 | USD |
| CY2017 | ori |
Underwriting Acquisition And Other Expenses
UnderwritingAcquisitionAndOtherExpenses
|
2995700000 | USD |
| CY2018 | ori |
Underwriting Acquisition And Other Expenses
UnderwritingAcquisitionAndOtherExpenses
|
3080600000 | USD |
| CY2016 | ori |
Unrealizedfromchangesinfairvalueofequitysecurities
Unrealizedfromchangesinfairvalueofequitysecurities
|
0 | USD |
| CY2017 | ori |
Unrealizedfromchangesinfairvalueofequitysecurities
Unrealizedfromchangesinfairvalueofequitysecurities
|
0 | USD |
| CY2018 | ori |
Unrealizedfromchangesinfairvalueofequitysecurities
Unrealizedfromchangesinfairvalueofequitysecurities
|
-293800000 | USD |
| CY2017Q4 | us-gaap |
Accounts Payable And Accrued Liabilities Current And Noncurrent
AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
|
547700000 | USD |
| CY2018Q4 | us-gaap |
Accounts Payable And Accrued Liabilities Current And Noncurrent
AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
|
525400000 | USD |
| CY2017Q4 | us-gaap |
Accrued Investment Income Receivable
AccruedInvestmentIncomeReceivable
|
92400000 | USD |
| CY2018Q4 | us-gaap |
Accrued Investment Income Receivable
AccruedInvestmentIncomeReceivable
|
92400000 | USD |
| CY2017Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
474200000 | USD |
| CY2018Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-210000000 | USD |
| CY2017Q4 | us-gaap |
Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
|
815200000 | USD |
| CY2018Q4 | us-gaap |
Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
|
1277600000 | USD |
| CY2016 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
3100000 | USD |
| CY2017 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
3500000 | USD |
| CY2018 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
3800000 | USD |
| CY2017Q4 | us-gaap |
Assets
Assets
|
19403500000 | USD |
| CY2018Q4 | us-gaap |
Assets
Assets
|
19327100000 | USD |
| CY2016 | us-gaap |
Assumed Premiums Earned
AssumedPremiumsEarned
|
45700000 | USD |
| CY2018 | us-gaap |
Assumed Premiums Earned
AssumedPremiumsEarned
|
54600000 | USD |
| CY2017Q4 | us-gaap |
Available For Sale Debt Securities Amortized Cost Basis
AvailableForSaleDebtSecuritiesAmortizedCostBasis
|
8162200000 | USD |
| CY2018Q4 | us-gaap |
Available For Sale Debt Securities Amortized Cost Basis
AvailableForSaleDebtSecuritiesAmortizedCostBasis
|
8285000000 | USD |
| CY2017Q4 | us-gaap |
Available For Sale Equity Securities Amortized Cost Basis
AvailableForSaleEquitySecuritiesAmortizedCostBasis
|
2629900000 | USD |
| CY2018Q4 | us-gaap |
Available For Sale Equity Securities Amortized Cost Basis
AvailableForSaleEquitySecuritiesAmortizedCostBasis
|
3039100000 | USD |
| CY2017Q4 | us-gaap |
Available For Sale Securities
AvailableForSaleSecurities
|
8952400000 | USD |
| CY2018Q4 | us-gaap |
Available For Sale Securities
AvailableForSaleSecurities
|
8537800000 | USD |
| CY2018Q4 | us-gaap |
Available For Sale Securities Amortized Cost
AvailableForSaleSecuritiesAmortizedCost
|
8639900000 | USD |
| CY2016 | us-gaap |
Available For Sale Securities Change In Net Unrealized Holding Gain Loss Net Of Tax
AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLossNetOfTax
|
292100000 | USD |
| CY2017 | us-gaap |
Available For Sale Securities Change In Net Unrealized Holding Gain Loss Net Of Tax
AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLossNetOfTax
|
73900000 | USD |
| CY2018 | us-gaap |
Available For Sale Securities Change In Net Unrealized Holding Gain Loss Net Of Tax
AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLossNetOfTax
|
-176300000 | USD |
| CY2018Q4 | us-gaap |
Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost
AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost
|
2921700000 | USD |
| CY2018Q4 | us-gaap |
Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value
AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue
|
2856300000 | USD |
| CY2018Q4 | us-gaap |
Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost
AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost
|
4643400000 | USD |
| CY2018Q4 | us-gaap |
Available For Sale Securities Debt Maturities After One Through Five Years Fair Value
AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue
|
4604300000 | USD |
| CY2018Q4 | us-gaap |
Available For Sale Securities Debt Maturities After Ten Years Amortized Cost
AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost
|
69400000 | USD |
| CY2018Q4 | us-gaap |
Available For Sale Securities Debt Maturities After Ten Years Fair Value
AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue
|
71700000 | USD |
| CY2018Q4 | us-gaap |
Available For Sale Securities Debt Maturities Within One Year Amortized Cost
AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost
|
650400000 | USD |
| CY2018Q4 | us-gaap |
Available For Sale Securities Debt Maturities Within One Year Fair Value
AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue
|
650300000 | USD |
| CY2017Q4 | us-gaap |
Available For Sale Securities Debt Securities
AvailableForSaleSecuritiesDebtSecurities
|
8282300000 | USD |
| CY2018Q4 | us-gaap |
Available For Sale Securities Debt Securities
AvailableForSaleSecuritiesDebtSecurities
|
8182800000 | USD |
| CY2017Q4 | us-gaap |
Available For Sale Securities Equity Securities
AvailableForSaleSecuritiesEquitySecurities
|
3265500000 | USD |
| CY2018Q4 | us-gaap |
Available For Sale Securities Equity Securities
AvailableForSaleSecuritiesEquitySecurities
|
3380900000 | USD |
| CY2016 | us-gaap |
Benefits Losses And Expenses
BenefitsLossesAndExpenses
|
5214500000 | USD |
| CY2017Q1 | us-gaap |
Benefits Losses And Expenses
BenefitsLossesAndExpenses
|
1280100000 | USD |
| CY2017Q2 | us-gaap |
Benefits Losses And Expenses
BenefitsLossesAndExpenses
|
1352700000 | USD |
| CY2017Q3 | us-gaap |
Benefits Losses And Expenses
BenefitsLossesAndExpenses
|
1533300000 | USD |
| CY2017Q4 | us-gaap |
Benefits Losses And Expenses
BenefitsLossesAndExpenses
|
1371500000 | USD |
| CY2017 | us-gaap |
Benefits Losses And Expenses
BenefitsLossesAndExpenses
|
5537700000 | USD |
| CY2018Q1 | us-gaap |
Benefits Losses And Expenses
BenefitsLossesAndExpenses
|
1336400000 | USD |
| CY2018Q2 | us-gaap |
Benefits Losses And Expenses
BenefitsLossesAndExpenses
|
1384000000 | USD |
| CY2018Q3 | us-gaap |
Benefits Losses And Expenses
BenefitsLossesAndExpenses
|
1444600000 | USD |
| CY2018Q4 | us-gaap |
Benefits Losses And Expenses
BenefitsLossesAndExpenses
|
1418500000 | USD |
| CY2018 | us-gaap |
Benefits Losses And Expenses
BenefitsLossesAndExpenses
|
5583700000 | USD |
| CY2015Q4 | us-gaap |
Cash
Cash
|
159800000 | USD |
| CY2016Q4 | us-gaap |
Cash
Cash
|
145700000 | USD |
| CY2017Q4 | us-gaap |
Cash
Cash
|
125900000 | USD |
| CY2018Q4 | us-gaap |
Cash
Cash
|
100300000 | USD |
| CY2016 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
-14100000 | USD |
| CY2017 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
-19700000 | USD |
| CY2018 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
-25600000 | USD |
| CY2016 | us-gaap |
Ceded Premiums Earned
CededPremiumsEarned
|
1143400000 | USD |
| CY2017 | us-gaap |
Ceded Premiums Earned
CededPremiumsEarned
|
1264500000 | USD |
| CY2018 | us-gaap |
Ceded Premiums Earned
CededPremiumsEarned
|
1329700000 | USD |
| CY2017Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
USD | |
| CY2018Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
USD | |
| CY2016 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
0.75 | |
| CY2017 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
1.76 | |
| CY2018 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
0.78 | |
| CY2017 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
1.00 | |
| CY2017Q4 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
1.00 | |
| CY2018Q4 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
1.00 | |
| CY2017Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
500000000 | shares |
| CY2018Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
500000000 | shares |
| CY2017Q4 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
269238727 | shares |
| CY2018Q4 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
302714502 | shares |
| CY2017Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
269200000 | USD |
| CY2018Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
302700000 | USD |
| CY2018 | us-gaap |
Common Stock Voting Rights
CommonStockVotingRights
|
1 | |
| CY2016 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
761400000 | USD |
| CY2017 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
626000000 | USD |
| CY2018 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
188500000 | USD |
| CY2018 | us-gaap |
Concentration Risk Percentage1
ConcentrationRiskPercentage1
|
0.1 | |
| CY2018Q4 | us-gaap |
Cumulative Effect Of New Accounting Principle In Period Of Adoption
CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption
|
502100000 | USD |
| CY2016 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
190100000 | USD |
| CY2017 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
132600000 | USD |
| CY2018 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
114100000 | USD |
| CY2017Q4 | us-gaap |
Debt And Capital Lease Obligations
DebtAndCapitalLeaseObligations
|
1448700000 | USD |
| CY2018Q4 | us-gaap |
Debt And Capital Lease Obligations
DebtAndCapitalLeaseObligations
|
981400000 | USD |
| CY2017Q4 | us-gaap |
Debt Instrument Fair Value
DebtInstrumentFairValue
|
1673200000 | USD |
| CY2018Q4 | us-gaap |
Debt Instrument Fair Value
DebtInstrumentFairValue
|
977900000 | USD |
| CY2016 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
28800000 | USD |
| CY2017 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
32200000 | USD |
| CY2018 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
-46500000 | USD |
| CY2016Q4 | us-gaap |
Deferred Income Tax Liabilities
DeferredIncomeTaxLiabilities
|
529900000 | USD |
| CY2017Q4 | us-gaap |
Deferred Income Tax Liabilities
DeferredIncomeTaxLiabilities
|
355100000 | USD |
| CY2018Q4 | us-gaap |
Deferred Income Tax Liabilities
DeferredIncomeTaxLiabilities
|
291000000 | USD |
| CY2016 | us-gaap |
Deferred Policy Acquisition Cost Amortization Expense
DeferredPolicyAcquisitionCostAmortizationExpense
|
393700000 | USD |
| CY2017 | us-gaap |
Deferred Policy Acquisition Cost Amortization Expense
DeferredPolicyAcquisitionCostAmortizationExpense
|
454000000 | USD |
| CY2018 | us-gaap |
Deferred Policy Acquisition Cost Amortization Expense
DeferredPolicyAcquisitionCostAmortizationExpense
|
489600000 | USD |
| CY2015Q4 | us-gaap |
Deferred Policy Acquisition Costs
DeferredPolicyAcquisitionCosts
|
255400000 | USD |
| CY2016Q4 | us-gaap |
Deferred Policy Acquisition Costs
DeferredPolicyAcquisitionCosts
|
274000000 | USD |
| CY2017Q4 | us-gaap |
Deferred Policy Acquisition Costs
DeferredPolicyAcquisitionCosts
|
297800000 | USD |
| CY2018Q4 | us-gaap |
Deferred Policy Acquisition Costs
DeferredPolicyAcquisitionCosts
|
316300000 | USD |
| CY2016 | us-gaap |
Deferred Policy Acquisition Costs Additions
DeferredPolicyAcquisitionCostsAdditions
|
412300000 | USD |
| CY2017 | us-gaap |
Deferred Policy Acquisition Costs Additions
DeferredPolicyAcquisitionCostsAdditions
|
477800000 | USD |
| CY2018 | us-gaap |
Deferred Policy Acquisition Costs Additions
DeferredPolicyAcquisitionCostsAdditions
|
508100000 | USD |
| CY2016 | us-gaap |
Deferred Policy Acquisition Costs Period Increase Decrease
DeferredPolicyAcquisitionCostsPeriodIncreaseDecrease
|
18600000 | USD |
| CY2017 | us-gaap |
Deferred Policy Acquisition Costs Period Increase Decrease
DeferredPolicyAcquisitionCostsPeriodIncreaseDecrease
|
23700000 | USD |
| CY2018 | us-gaap |
Deferred Policy Acquisition Costs Period Increase Decrease
DeferredPolicyAcquisitionCostsPeriodIncreaseDecrease
|
18500000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
487500000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
254500000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
280800000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
|
33300000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
|
17900000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
|
15800000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
33600000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
18200000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
18000000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions
|
71500000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions
|
49100000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions
|
47800000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Impairment Losses
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses
|
1700000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Impairment Losses
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses
|
200000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Impairment Losses
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses
|
0 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
42600000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
100500000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
10300000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Liabilities Deferred Expense Deferred Policy Acquisition Cost
DeferredTaxLiabilitiesDeferredExpenseDeferredPolicyAcquisitionCost
|
91700000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Liabilities Deferred Expense Deferred Policy Acquisition Cost
DeferredTaxLiabilitiesDeferredExpenseDeferredPolicyAcquisitionCost
|
59500000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Liabilities Deferred Expense Deferred Policy Acquisition Cost
DeferredTaxLiabilitiesDeferredExpenseDeferredPolicyAcquisitionCost
|
62600000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Liabilities Other
DeferredTaxLiabilitiesOther
|
31900000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Liabilities Other
DeferredTaxLiabilitiesOther
|
16900000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Liabilities Other
DeferredTaxLiabilitiesOther
|
13400000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Liabilities Unrealized Gains On Trading Securities
DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities
|
232600000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Liabilities Unrealized Gains On Trading Securities
DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities
|
164200000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Liabilities Unrealized Gains On Trading Securities
DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities
|
57400000 | USD |
| CY2018Q4 | us-gaap |
Defined Benefit Plan Expected Future Employer Contributions Next Fiscal Year
DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear
|
6500000 | USD |
| CY2017Q4 | us-gaap |
Defined Benefit Plan Fair Value Of Plan Assets
DefinedBenefitPlanFairValueOfPlanAssets
|
435800000 | USD |
| CY2018Q4 | us-gaap |
Defined Benefit Plan Fair Value Of Plan Assets
DefinedBenefitPlanFairValueOfPlanAssets
|
409900000 | USD |
| CY2016 | us-gaap |
Depreciation
Depreciation
|
29600000 | USD |
| CY2017 | us-gaap |
Depreciation
Depreciation
|
27200000 | USD |
| CY2018 | us-gaap |
Depreciation
Depreciation
|
27600000 | USD |
| CY2016 | us-gaap |
Direct Premiums Earned
DirectPremiumsEarned
|
5966700000 | USD |
| CY2017 | us-gaap |
Direct Premiums Earned
DirectPremiumsEarned
|
6296600000 | USD |
| CY2018 | us-gaap |
Direct Premiums Earned
DirectPremiumsEarned
|
6528400000 | USD |
| CY2017 | us-gaap |
Dividend Payable Date To Be Paid Day Month And Year
DividendPayableDateToBePaidDayMonthAndYear
|
2018-01-31 | |
| CY2016Q4 | us-gaap |
Dividends Receivable
DividendsReceivable
|
317600000 | USD |
| CY2017Q4 | us-gaap |
Dividends Receivable
DividendsReceivable
|
367300000 | USD |
| CY2018Q4 | us-gaap |
Dividends Receivable
DividendsReceivable
|
412300000 | USD |
| CY2016 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.80 | |
| CY2017Q1 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.43 | |
| CY2017Q2 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.39 | |
| CY2017Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.18 | |
| CY2017Q4 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.01 | |
| CY2017 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.92 | |
| CY2017Q4 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.13 | |
| CY2017 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
2.14 | |
| CY2018Q1 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.01 | |
| CY2018Q2 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.66 | |
| CY2018Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.92 | |
| CY2018Q4 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
-0.36 | |
| CY2018 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.26 | |
| CY2016 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.62 | |
| CY2017Q1 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.39 | |
| CY2017Q2 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.35 | |
| CY2017Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.17 | |
| CY2018Q1 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.01 | |
| CY2018Q2 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.66 | |
| CY2018Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.92 | |
| CY2018Q4 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
-0.36 | |
| CY2018 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.24 | |
| CY2016 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.319 | |
| CY2017 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.227 | |
| CY2018 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.154 | |
| CY2016 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.350 | |
| CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.350 | |
| CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.210 | |
| CY2016 | us-gaap |
Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate
EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate
|
0.000 | |
| CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate
EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate
|
0.087 | |
| CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate
EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate
|
0.000 | |
| CY2016 | us-gaap |
Effective Income Tax Rate Reconciliation Deductions Dividends
EffectiveIncomeTaxRateReconciliationDeductionsDividends
|
0.026 | |
| CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation Deductions Dividends
EffectiveIncomeTaxRateReconciliationDeductionsDividends
|
0.032 | |
| CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation Deductions Dividends
EffectiveIncomeTaxRateReconciliationDeductionsDividends
|
0.024 | |
| CY2016 | us-gaap |
Effective Income Tax Rate Reconciliation Nondeductible Expense Meals And Entertainment
EffectiveIncomeTaxRateReconciliationNondeductibleExpenseMealsAndEntertainment
|
0.003 | |
| CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation Nondeductible Expense Meals And Entertainment
EffectiveIncomeTaxRateReconciliationNondeductibleExpenseMealsAndEntertainment
|
0.003 | |
| CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation Nondeductible Expense Meals And Entertainment
EffectiveIncomeTaxRateReconciliationNondeductibleExpenseMealsAndEntertainment
|
0.005 | |
| CY2016 | us-gaap |
Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
|
-0.001 | |
| CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
|
-0.002 | |
| CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
|
0.004 | |
| CY2016 | us-gaap |
Effective Income Tax Rate Reconciliation Other Reconciling Items Percent
EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent
|
0.003 | |
| CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation Other Reconciling Items Percent
EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent
|
0.000 | |
| CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation Other Reconciling Items Percent
EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent
|
0.024 | |
| CY2016 | us-gaap |
Effective Income Tax Rate Reconciliation Repatriation Of Foreign Earnings
EffectiveIncomeTaxRateReconciliationRepatriationOfForeignEarnings
|
0.001 | |
| CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation Repatriation Of Foreign Earnings
EffectiveIncomeTaxRateReconciliationRepatriationOfForeignEarnings
|
0.001 | |
| CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation Repatriation Of Foreign Earnings
EffectiveIncomeTaxRateReconciliationRepatriationOfForeignEarnings
|
0.001 | |
| CY2016 | us-gaap |
Effective Income Tax Rate Reconciliation Tax Exempt Income
EffectiveIncomeTaxRateReconciliationTaxExemptIncome
|
0.005 | |
| CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation Tax Exempt Income
EffectiveIncomeTaxRateReconciliationTaxExemptIncome
|
0.008 | |
| CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation Tax Exempt Income
EffectiveIncomeTaxRateReconciliationTaxExemptIncome
|
0.008 | |
| CY2018Q4 | us-gaap |
Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized
EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
|
3000000 | USD |
| CY2016 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
|
1000000 | USD |
| CY2017 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
|
1200000 | USD |
| CY2018 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
|
800000 | USD |
| CY2016 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options
EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions
|
1300000 | USD |
| CY2017 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options
EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions
|
3600000 | USD |
| CY2018 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options
EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions
|
1500000 | USD |
| CY2017Q4 | us-gaap |
Equity Method Investments
EquityMethodInvestments
|
12800000 | USD |
| CY2018Q4 | us-gaap |
Equity Method Investments
EquityMethodInvestments
|
28400000 | USD |
| CY2017Q4 | us-gaap |
Funds Held Under Reinsurance Agreements Asset
FundsHeldUnderReinsuranceAgreementsAsset
|
141600000 | USD |
| CY2018Q4 | us-gaap |
Funds Held Under Reinsurance Agreements Asset
FundsHeldUnderReinsuranceAgreementsAsset
|
166200000 | USD |
| CY2016 | us-gaap |
Gain Loss On Investments
GainLossOnInvestments
|
77800000 | USD |
| CY2017 | us-gaap |
Gain Loss On Investments
GainLossOnInvestments
|
211600000 | USD |
| CY2018 | us-gaap |
Gain Loss On Investments
GainLossOnInvestments
|
58200000 | USD |
| CY2016 | us-gaap |
Gain Loss On Investments Excluding Other Than Temporary Impairments
GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments
|
72800000 | USD |
| CY2017 | us-gaap |
Gain Loss On Investments Excluding Other Than Temporary Impairments
GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments
|
211600000 | USD |
| CY2018 | us-gaap |
Gain Loss On Investments Excluding Other Than Temporary Impairments
GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments
|
58200000 | USD |
| CY2016Q4 | us-gaap |
Goodwill
Goodwill
|
160700000 | USD |
| CY2017Q4 | us-gaap |
Goodwill
Goodwill
|
160700000 | USD |
| CY2018Q4 | us-gaap |
Goodwill
Goodwill
|
174000000 | USD |
| CY2017 | us-gaap |
Goodwill Acquired During Period
GoodwillAcquiredDuringPeriod
|
0 | USD |
| CY2018 | us-gaap |
Goodwill Acquired During Period
GoodwillAcquiredDuringPeriod
|
13200000 | USD |
| CY2017 | us-gaap |
Goodwill Impairment Loss
GoodwillImpairmentLoss
|
0 | USD |
| CY2018 | us-gaap |
Goodwill Impairment Loss
GoodwillImpairmentLoss
|
0 | USD |
| CY2017Q4 | us-gaap |
Held To Maturity Securities
HeldToMaturitySecurities
|
1067400000 | USD |
| CY2018Q4 | us-gaap |
Held To Maturity Securities
HeldToMaturitySecurities
|
1044800000 | USD |
| CY2018Q4 | us-gaap |
Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value
HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue
|
864400000 | USD |
| CY2018Q4 | us-gaap |
Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount
HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount
|
873100000 | USD |
| CY2018Q4 | us-gaap |
Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value
HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue
|
170100000 | USD |
| CY2018Q4 | us-gaap |
Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount
HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount
|
171600000 | USD |
| CY2018Q4 | us-gaap |
Held To Maturity Securities Debt Maturities After Ten Years Fair Value
HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue
|
0 | USD |
| CY2018Q4 | us-gaap |
Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount
HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount
|
0 | USD |
| CY2018Q4 | us-gaap |
Held To Maturity Securities Debt Maturities Within One Year Fair Value
HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue
|
0 | USD |
| CY2018Q4 | us-gaap |
Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount
HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount
|
0 | USD |
| CY2017Q4 | us-gaap |
Held To Maturity Securities Fair Value
HeldToMaturitySecuritiesFairValue
|
1069200000 | USD |
| CY2018Q4 | us-gaap |
Held To Maturity Securities Fair Value
HeldToMaturitySecuritiesFairValue
|
1034500000 | USD |
| CY2016 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
686000000 | USD |
| CY2017 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
725400000 | USD |
| CY2018 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
438100000 | USD |
| CY2016 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
219000000 | USD |
| CY2017 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
164800000 | USD |
| CY2018 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
67500000 | USD |
| CY2017Q4 | us-gaap |
Income Tax Receivable
IncomeTaxReceivable
|
0 | USD |
| CY2018Q4 | us-gaap |
Income Tax Receivable
IncomeTaxReceivable
|
16800000 | USD |
| CY2017 | us-gaap |
Income Tax Reconciliation Change In Enacted Tax Rate
IncomeTaxReconciliationChangeInEnactedTaxRate
|
63100000 | USD |
| CY2016 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
178600000 | USD |
| CY2017 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
106300000 | USD |
| CY2016 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
466900000 | USD |
| CY2017 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
560500000 | USD |
| CY2018 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
137200000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
|
157000000 | USD |
| CY2017 | us-gaap |
Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
|
134500000 | USD |
| CY2018 | us-gaap |
Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
|
30000000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Deferred Policy Acquisition Costs
IncreaseDecreaseInDeferredPolicyAcquisitionCosts
|
18300000 | USD |
| CY2017 | us-gaap |
Increase Decrease In Deferred Policy Acquisition Costs
IncreaseDecreaseInDeferredPolicyAcquisitionCosts
|
23300000 | USD |
| CY2018 | us-gaap |
Increase Decrease In Deferred Policy Acquisition Costs
IncreaseDecreaseInDeferredPolicyAcquisitionCosts
|
18400000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Funds Held Under Reinsurance Agreements
IncreaseDecreaseInFundsHeldUnderReinsuranceAgreements
|
-33100000 | USD |
| CY2017 | us-gaap |
Increase Decrease In Funds Held Under Reinsurance Agreements
IncreaseDecreaseInFundsHeldUnderReinsuranceAgreements
|
-25300000 | USD |
| CY2018 | us-gaap |
Increase Decrease In Funds Held Under Reinsurance Agreements
IncreaseDecreaseInFundsHeldUnderReinsuranceAgreements
|
-13500000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Liability For Claims And Claims Adjustment Expense Reserve
IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve
|
-31400000 | USD |
| CY2017 | us-gaap |
Increase Decrease In Liability For Claims And Claims Adjustment Expense Reserve
IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve
|
123700000 | USD |
| CY2018 | us-gaap |
Increase Decrease In Liability For Claims And Claims Adjustment Expense Reserve
IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve
|
-148400000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Other Policyholder Funds
IncreaseDecreaseInOtherPolicyholderFunds
|
77600000 | USD |
| CY2017 | us-gaap |
Increase Decrease In Other Policyholder Funds
IncreaseDecreaseInOtherPolicyholderFunds
|
152700000 | USD |
| CY2018 | us-gaap |
Increase Decrease In Other Policyholder Funds
IncreaseDecreaseInOtherPolicyholderFunds
|
95100000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Premiums Receivable
IncreaseDecreaseInPremiumsReceivable
|
59200000 | USD |
| CY2017 | us-gaap |
Increase Decrease In Premiums Receivable
IncreaseDecreaseInPremiumsReceivable
|
79300000 | USD |
| CY2018 | us-gaap |
Increase Decrease In Premiums Receivable
IncreaseDecreaseInPremiumsReceivable
|
29300000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Prepaid Taxes
IncreaseDecreaseInPrepaidTaxes
|
19100000 | USD |
| CY2017 | us-gaap |
Increase Decrease In Prepaid Taxes
IncreaseDecreaseInPrepaidTaxes
|
31800000 | USD |
| CY2018 | us-gaap |
Increase Decrease In Prepaid Taxes
IncreaseDecreaseInPrepaidTaxes
|
15500000 | USD |
| CY2016 | us-gaap |
Incremental Common Shares Attributable To Conversion Of Debt Securities
IncrementalCommonSharesAttributableToConversionOfDebtSecurities
|
35689859 | shares |
| CY2017 | us-gaap |
Incremental Common Shares Attributable To Conversion Of Debt Securities
IncrementalCommonSharesAttributableToConversionOfDebtSecurities
|
35683554 | shares |
| CY2018 | us-gaap |
Incremental Common Shares Attributable To Conversion Of Debt Securities
IncrementalCommonSharesAttributableToConversionOfDebtSecurities
|
5368876 | shares |
| CY2016 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
1260094 | shares |
| CY2017 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
1589286 | shares |
| CY2018 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
1398329 | shares |
| CY2017Q1 | us-gaap |
Insurance Services Revenue
InsuranceServicesRevenue
|
1328600000 | USD |
| CY2017Q2 | us-gaap |
Insurance Services Revenue
InsuranceServicesRevenue
|
1391000000 | USD |
| CY2017Q3 | us-gaap |
Insurance Services Revenue
InsuranceServicesRevenue
|
1453900000 | USD |
| CY2017Q4 | us-gaap |
Insurance Services Revenue
InsuranceServicesRevenue
|
1468300000 | USD |
| CY2018Q1 | us-gaap |
Insurance Services Revenue
InsuranceServicesRevenue
|
1361000000 | USD |
| CY2018Q2 | us-gaap |
Insurance Services Revenue
InsuranceServicesRevenue
|
1450400000 | USD |
| CY2018Q3 | us-gaap |
Insurance Services Revenue
InsuranceServicesRevenue
|
1535200000 | USD |
| CY2018Q4 | us-gaap |
Insurance Services Revenue
InsuranceServicesRevenue
|
1478800000 | USD |
| CY2016 | us-gaap |
Interest Expense Debt
InterestExpenseDebt
|
50900000 | USD |
| CY2017 | us-gaap |
Interest Expense Debt
InterestExpenseDebt
|
64500000 | USD |
| CY2018 | us-gaap |
Interest Expense Debt
InterestExpenseDebt
|
47200000 | USD |
| CY2016 | us-gaap |
Interest On Convertible Debt Net Of Tax
InterestOnConvertibleDebtNetOfTax
|
14600000 | USD |
| CY2017 | us-gaap |
Interest On Convertible Debt Net Of Tax
InterestOnConvertibleDebtNetOfTax
|
14000000 | USD |
| CY2018 | us-gaap |
Interest On Convertible Debt Net Of Tax
InterestOnConvertibleDebtNetOfTax
|
3100000 | USD |
| CY2016 | us-gaap |
Interest Paid Net
InterestPaidNet
|
40900000 | USD |
| CY2017 | us-gaap |
Interest Paid Net
InterestPaidNet
|
62500000 | USD |
| CY2018 | us-gaap |
Interest Paid Net
InterestPaidNet
|
50800000 | USD |
| CY2016 | us-gaap |
Investment Income Investment Expense
InvestmentIncomeInvestmentExpense
|
3800000 | USD |
| CY2017Q2 | us-gaap |
Net Income Loss
NetIncomeLoss
|
101600000 | USD |
| CY2017Q3 | us-gaap |
Net Income Loss
NetIncomeLoss
|
46100000 | USD |
| CY2017Q4 | us-gaap |
Net Income Loss
NetIncomeLoss
|
299600000 | USD |
| CY2017 | us-gaap |
Net Income Loss
NetIncomeLoss
|
560500000 | USD |
| CY2018Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
4000000 | USD |
| CY2018Q2 | us-gaap |
Net Income Loss
NetIncomeLoss
|
197700000 | USD |
| CY2018Q3 | us-gaap |
Net Income Loss
NetIncomeLoss
|
275200000 | USD |
| CY2018Q4 | us-gaap |
Net Income Loss
NetIncomeLoss
|
-106500000 | USD |
| CY2018 | us-gaap |
Net Income Loss
NetIncomeLoss
|
370500000 | USD |
| CY2017 | us-gaap |
Investment Income Investment Expense
InvestmentIncomeInvestmentExpense
|
4600000 | USD |
| CY2018 | us-gaap |
Investment Income Investment Expense
InvestmentIncomeInvestmentExpense
|
6200000 | USD |
| CY2018Q4 | us-gaap |
Investment Owned At Cost
InvestmentOwnedAtCost
|
12754900000 | USD |
| CY2017Q4 | us-gaap |
Investments
Investments
|
13318000000 | USD |
| CY2018Q4 | us-gaap |
Investments
Investments
|
12994600000 | USD |
| CY2016 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
10800000 | USD |
| CY2017 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
10200000 | USD |
| CY2018 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
11000000 | USD |
| CY2017Q4 | us-gaap |
Liabilities
Liabilities
|
14670200000 | USD |
| CY2018Q4 | us-gaap |
Liabilities
Liabilities
|
14180800000 | USD |
| CY2017Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
19403500000 | USD |
| CY2018Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
19327100000 | USD |
| CY2015Q4 | us-gaap |
Liability For Claims And Claims Adjustment Expense
LiabilityForClaimsAndClaimsAdjustmentExpense
|
9120100000 | USD |
| CY2016Q4 | us-gaap |
Liability For Claims And Claims Adjustment Expense
LiabilityForClaimsAndClaimsAdjustmentExpense
|
9206000000 | USD |
| CY2017Q4 | us-gaap |
Liability For Claims And Claims Adjustment Expense
LiabilityForClaimsAndClaimsAdjustmentExpense
|
9237600000 | USD |
| CY2018Q4 | us-gaap |
Liability For Claims And Claims Adjustment Expense
LiabilityForClaimsAndClaimsAdjustmentExpense
|
9471200000 | USD |
| CY2016 | us-gaap |
Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Current Year1
LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1
|
757400000 | USD |
| CY2017 | us-gaap |
Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Current Year1
LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1
|
1114300000 | USD |
| CY2018 | us-gaap |
Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Current Year1
LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1
|
842200000 | USD |
| CY2016 | us-gaap |
Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Prior Years1
LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1
|
1520200000 | USD |
| CY2017 | us-gaap |
Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Prior Years1
LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1
|
1460100000 | USD |
| CY2018 | us-gaap |
Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Prior Years1
LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1
|
1452200000 | USD |
| CY2016 | us-gaap |
Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1
LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1
|
2329900000 | USD |
| CY2017 | us-gaap |
Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1
LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1
|
2451000000 | USD |
| CY2018 | us-gaap |
Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1
LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1
|
2442900000 | USD |
| CY2016Q4 | us-gaap |
Liability For Unpaid Claims And Claims Adjustment Expense Net
LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet
|
6387600000 | USD |
| CY2017Q4 | us-gaap |
Liability For Unpaid Claims And Claims Adjustment Expense Net
LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet
|
6439800000 | USD |
| CY2018Q4 | us-gaap |
Liability For Unpaid Claims And Claims Adjustment Expense Net
LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet
|
6316400000 | USD |
| CY2018Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Next Twelve Months
LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
|
8500000 | USD |
| CY2018Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
|
950000000 | USD |
| CY2018Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Four
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
|
0 | USD |
| CY2018Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Three
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
|
21600000 | USD |
| CY2018Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Two
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
|
8600000 | USD |
| CY2016 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
385000000 | USD |
| CY2017 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
-178500000 | USD |
| CY2018 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
-546500000 | USD |
| CY2016 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-1036400000 | USD |
| CY2017 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-293900000 | USD |
| CY2018 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-239500000 | USD |
| CY2016 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
637300000 | USD |
| CY2017 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
452800000 | USD |
| CY2018 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
760500000 | USD |
| CY2016 | us-gaap |
Net Income Loss
NetIncomeLoss
|
466900000 | USD |
| CY2017Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
113100000 | USD |
| CY2018 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
370500000 | USD |
| CY2016 | us-gaap |
Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
|
481500000 | USD |
| CY2017 | us-gaap |
Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
|
574500000 | USD |
| CY2018 | us-gaap |
Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
|
373600000 | USD |
| CY2016 | us-gaap |
Net Investment Income
NetInvestmentIncome
|
387000000 | USD |
| CY2017 | us-gaap |
Net Investment Income
NetInvestmentIncome
|
409400000 | USD |
| CY2018 | us-gaap |
Net Investment Income
NetInvestmentIncome
|
431800000 | USD |
| CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due Current
OperatingLeasesFutureMinimumPaymentsDueCurrent
|
60400000 | USD |
| CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Five Years
OperatingLeasesFutureMinimumPaymentsDueInFiveYears
|
24000000 | USD |
| CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Four Years
OperatingLeasesFutureMinimumPaymentsDueInFourYears
|
32700000 | USD |
| CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Three Years
OperatingLeasesFutureMinimumPaymentsDueInThreeYears
|
39500000 | USD |
| CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Two Years
OperatingLeasesFutureMinimumPaymentsDueInTwoYears
|
48900000 | USD |
| CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due Thereafter
OperatingLeasesFutureMinimumPaymentsDueThereafter
|
103600000 | USD |
| CY2018Q4 | us-gaap |
Operating Loss Carryforwards
OperatingLossCarryforwards
|
75600000 | USD |
| CY2016 | us-gaap |
Origination Of Loans To Employee Stock Ownership Plans
OriginationOfLoansToEmployeeStockOwnershipPlans
|
0 | USD |
| CY2017 | us-gaap |
Origination Of Loans To Employee Stock Ownership Plans
OriginationOfLoansToEmployeeStockOwnershipPlans
|
0 | USD |
| CY2018 | us-gaap |
Origination Of Loans To Employee Stock Ownership Plans
OriginationOfLoansToEmployeeStockOwnershipPlans
|
50000000 | USD |
| CY2017Q4 | us-gaap |
Other Assets
OtherAssets
|
458800000 | USD |
| CY2018Q4 | us-gaap |
Other Assets
OtherAssets
|
497800000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax
|
449400000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax
|
113400000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax
|
-223200000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax
|
157200000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax
|
39500000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax
|
-46900000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
|
2600000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
|
9500000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
|
-11100000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
294400000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
65400000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
-182000000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments And Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax
|
1300000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments And Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax
|
28200000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments And Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax
|
-3600000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax
|
700000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax
|
27700000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax
|
-6900000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
400000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
18000000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
-5400000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
|
-200000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
|
-9700000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
|
1400000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax
|
72800000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax
|
211600000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax
|
-3100000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax
|
600000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax
|
500000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax
|
3200000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax
|
522300000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax
|
325000000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax
|
-226400000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
|
292100000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
|
73900000 | USD |
| CY2018 | us-gaap |
Payments To Acquire Available For Sale Securities Debt
PaymentsToAcquireAvailableForSaleSecuritiesDebt
|
1421900000 | USD |
| CY2016 | us-gaap |
Payments To Acquire Available For Sale Securities Equity
PaymentsToAcquireAvailableForSaleSecuritiesEquity
|
928400000 | USD |
| CY2017 | us-gaap |
Payments To Acquire Available For Sale Securities Equity
PaymentsToAcquireAvailableForSaleSecuritiesEquity
|
727200000 | USD |
| CY2018 | us-gaap |
Payments To Acquire Available For Sale Securities Equity
PaymentsToAcquireAvailableForSaleSecuritiesEquity
|
752500000 | USD |
| CY2016 | us-gaap |
Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
|
0 | USD |
| CY2017 | us-gaap |
Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
|
0 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
|
-176300000 | USD |
| CY2016 | us-gaap |
Other Income
OtherIncome
|
107300000 | USD |
| CY2017 | us-gaap |
Other Income
OtherIncome
|
102200000 | USD |
| CY2018 | us-gaap |
Other Income
OtherIncome
|
121600000 | USD |
| CY2017Q4 | us-gaap |
Other Investments
OtherInvestments
|
32500000 | USD |
| CY2018Q4 | us-gaap |
Other Investments
OtherInvestments
|
31000000 | USD |
| CY2017Q4 | us-gaap |
Other Liabilities
OtherLiabilities
|
585800000 | USD |
| CY2018Q4 | us-gaap |
Other Liabilities
OtherLiabilities
|
288300000 | USD |
| CY2017Q4 | us-gaap |
Other Short Term Investments
OtherShortTermInvestments
|
670100000 | USD |
| CY2018Q4 | us-gaap |
Other Short Term Investments
OtherShortTermInvestments
|
354900000 | USD |
| CY2016 | us-gaap |
Other Than Temporary Impairment Losses Investments Availableforsale Securities
OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities
|
4900000 | USD |
| CY2017 | us-gaap |
Other Than Temporary Impairment Losses Investments Availableforsale Securities
OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities
|
0 | USD |
| CY2018 | us-gaap |
Other Than Temporary Impairment Losses Investments Availableforsale Securities
OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities
|
0 | USD |
| CY2016 | us-gaap |
Payments For Losses And Loss Adjustment Expense
PaymentsForLossesAndLossAdjustmentExpense
|
2277600000 | USD |
| CY2017 | us-gaap |
Payments For Losses And Loss Adjustment Expense
PaymentsForLossesAndLossAdjustmentExpense
|
2574400000 | USD |
| CY2018 | us-gaap |
Payments For Losses And Loss Adjustment Expense
PaymentsForLossesAndLossAdjustmentExpense
|
2294500000 | USD |
| CY2016 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
0 | USD |
| CY2017 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
100000 | USD |
| CY2018 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-100000 | USD |
| CY2016 | us-gaap |
Payments For Proceeds From Short Term Investments
PaymentsForProceedsFromShortTermInvestments
|
12100000 | USD |
| CY2017 | us-gaap |
Payments For Proceeds From Short Term Investments
PaymentsForProceedsFromShortTermInvestments
|
-11800000 | USD |
| CY2018 | us-gaap |
Payments For Proceeds From Short Term Investments
PaymentsForProceedsFromShortTermInvestments
|
-314200000 | USD |
| CY2016 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
193800000 | USD |
| CY2017 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
198800000 | USD |
| CY2018 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
498800000 | USD |
| CY2016 | us-gaap |
Payments To Acquire Available For Sale Securities Debt
PaymentsToAcquireAvailableForSaleSecuritiesDebt
|
1166200000 | USD |
| CY2017 | us-gaap |
Payments To Acquire Available For Sale Securities Debt
PaymentsToAcquireAvailableForSaleSecuritiesDebt
|
1607200000 | USD |
| CY2018 | us-gaap |
Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
|
13100000 | USD |
| CY2016 | us-gaap |
Payments To Acquire Held To Maturity Securities
PaymentsToAcquireHeldToMaturitySecurities
|
632100000 | USD |
| CY2017 | us-gaap |
Payments To Acquire Held To Maturity Securities
PaymentsToAcquireHeldToMaturitySecurities
|
114500000 | USD |
| CY2018 | us-gaap |
Payments To Acquire Held To Maturity Securities
PaymentsToAcquireHeldToMaturitySecurities
|
0 | USD |
| CY2016 | us-gaap |
Payments To Acquire Other Investments
PaymentsToAcquireOtherInvestments
|
47500000 | USD |
| CY2017 | us-gaap |
Payments To Acquire Other Investments
PaymentsToAcquireOtherInvestments
|
54300000 | USD |
| CY2018 | us-gaap |
Payments To Acquire Other Investments
PaymentsToAcquireOtherInvestments
|
51600000 | USD |
| CY2016 | us-gaap |
Policyholder Benefits And Claims Incurred Net
PolicyholderBenefitsAndClaimsIncurredNet
|
2329800000 | USD |
| CY2017 | us-gaap |
Policyholder Benefits And Claims Incurred Net
PolicyholderBenefitsAndClaimsIncurredNet
|
2459200000 | USD |
| CY2018 | us-gaap |
Policyholder Benefits And Claims Incurred Net
PolicyholderBenefitsAndClaimsIncurredNet
|
2440900000 | USD |
| CY2016 | us-gaap |
Policyholder Dividends
PolicyholderDividends
|
18100000 | USD |
| CY2017 | us-gaap |
Policyholder Dividends
PolicyholderDividends
|
19500000 | USD |
| CY2018 | us-gaap |
Policyholder Dividends
PolicyholderDividends
|
19800000 | USD |
| CY2017Q4 | us-gaap |
Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
|
0.01 | |
| CY2018Q4 | us-gaap |
Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
|
0.01 | |
| CY2017Q4 | us-gaap |
Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
|
75000000 | shares |
| CY2018Q4 | us-gaap |
Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
|
75000000 | shares |
| CY2017Q4 | us-gaap |
Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
|
0 | shares |
| CY2018Q4 | us-gaap |
Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
|
0 | shares |
| CY2017Q4 | us-gaap |
Preferred Stock Value Outstanding
PreferredStockValueOutstanding
|
0 | USD |
| CY2018Q4 | us-gaap |
Preferred Stock Value Outstanding
PreferredStockValueOutstanding
|
0 | USD |
| CY2017Q4 | us-gaap |
Premiums And Other Receivables Net
PremiumsAndOtherReceivablesNet
|
1469700000 | USD |
| CY2018Q4 | us-gaap |
Premiums And Other Receivables Net
PremiumsAndOtherReceivablesNet
|
1499400000 | USD |
| CY2016 | us-gaap |
Premiums Earned Net
PremiumsEarnedNet
|
4868900000 | USD |
| CY2017 | us-gaap |
Premiums Earned Net
PremiumsEarnedNet
|
5080200000 | USD |
| CY2018 | us-gaap |
Premiums Earned Net
PremiumsEarnedNet
|
5253400000 | USD |
| CY2016 | us-gaap |
Premiums Percentage Assumed To Net
PremiumsPercentageAssumedToNet
|
0.009 | |
| CY2017 | us-gaap |
Premiums Percentage Assumed To Net
PremiumsPercentageAssumedToNet
|
0.009 | |
| CY2018 | us-gaap |
Premiums Percentage Assumed To Net
PremiumsPercentageAssumedToNet
|
0.010 | |
| CY2017Q4 | us-gaap |
Prepaid Taxes
PrepaidTaxes
|
114300000 | USD |
| CY2018Q4 | us-gaap |
Prepaid Taxes
PrepaidTaxes
|
129800000 | USD |
| CY2016 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
8400000 | USD |
| CY2017 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
17800000 | USD |
| CY2018 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
13100000 | USD |
| CY2016 | us-gaap |
Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities
ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities
|
967900000 | USD |
| CY2017 | us-gaap |
Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities
ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities
|
1000600000 | USD |
| CY2018 | us-gaap |
Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities
ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities
|
964000000 | USD |
| CY2016 | us-gaap |
Proceeds From Other Debt
ProceedsFromOtherDebt
|
576800000 | USD |
| CY2017 | us-gaap |
Proceeds From Other Debt
ProceedsFromOtherDebt
|
0 | USD |
| CY2018 | us-gaap |
Proceeds From Other Debt
ProceedsFromOtherDebt
|
0 | USD |
| CY2016 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-2800000 | USD |
| CY2017 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
6400000 | USD |
| CY2018 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-6000000 | USD |
| CY2016 | us-gaap |
Proceeds From Sale And Maturity Of Other Investments
ProceedsFromSaleAndMaturityOfOtherInvestments
|
56600000 | USD |
| CY2017 | us-gaap |
Proceeds From Sale And Maturity Of Other Investments
ProceedsFromSaleAndMaturityOfOtherInvestments
|
30000000 | USD |
| CY2018 | us-gaap |
Proceeds From Sale And Maturity Of Other Investments
ProceedsFromSaleAndMaturityOfOtherInvestments
|
19400000 | USD |
| CY2016 | us-gaap |
Proceeds From Sale Of Available For Sale Securities Debt
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
|
306200000 | USD |
| CY2017 | us-gaap |
Proceeds From Sale Of Available For Sale Securities Debt
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
|
468400000 | USD |
| CY2018 | us-gaap |
Proceeds From Sale Of Available For Sale Securities Debt
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
|
299100000 | USD |
| CY2016 | us-gaap |
Proceeds From Sale Of Available For Sale Securities Equity
ProceedsFromSaleOfAvailableForSaleSecuritiesEquity
|
419100000 | USD |
| CY2017 | us-gaap |
Proceeds From Sale Of Available For Sale Securities Equity
ProceedsFromSaleOfAvailableForSaleSecuritiesEquity
|
698500000 | USD |
| CY2018 | us-gaap |
Proceeds From Sale Of Available For Sale Securities Equity
ProceedsFromSaleOfAvailableForSaleSecuritiesEquity
|
402600000 | USD |
| CY2016 | us-gaap |
Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
|
7500000 | USD |
| CY2017 | us-gaap |
Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
|
16900000 | USD |
| CY2018 | us-gaap |
Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
|
11300000 | USD |
| CY2016 | us-gaap |
Realized Investment Gains Losses
RealizedInvestmentGainsLosses
|
72800000 | USD |
| CY2017 | us-gaap |
Realized Investment Gains Losses
RealizedInvestmentGainsLosses
|
211600000 | USD |
| CY2018 | us-gaap |
Realized Investment Gains Losses
RealizedInvestmentGainsLosses
|
-235600000 | USD |
| CY2017Q4 | us-gaap |
Reinsurance Recoverable For Unpaid Claims And Claims Adjustments
ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments
|
2887800000 | USD |
| CY2018Q4 | us-gaap |
Reinsurance Recoverable For Unpaid Claims And Claims Adjustments
ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments
|
2992300000 | USD |
| CY2017Q4 | us-gaap |
Reinsurance Recoverables On Paid Losses
ReinsuranceRecoverablesOnPaidLosses
|
60500000 | USD |
| CY2018Q4 | us-gaap |
Reinsurance Recoverables On Paid Losses
ReinsuranceRecoverablesOnPaidLosses
|
55900000 | USD |
| CY2016 | us-gaap |
Repayments Of Other Debt
RepaymentsOfOtherDebt
|
3500000 | USD |
| CY2017 | us-gaap |
Repayments Of Other Debt
RepaymentsOfOtherDebt
|
3900000 | USD |
| CY2018 | us-gaap |
Repayments Of Other Debt
RepaymentsOfOtherDebt
|
4700000 | USD |
| CY2017Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
3206900000 | USD |
| CY2018Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
3849800000 | USD |
| CY2018Q4 | us-gaap |
Retention Payable
RetentionPayable
|
500000 | USD |
| CY2016 | us-gaap |
Revenues
Revenues
|
5900500000 | USD |
| CY2017Q1 | us-gaap |
Revenues
Revenues
|
1444800000 | USD |
| CY2017Q2 | us-gaap |
Revenues
Revenues
|
1499000000 | USD |
| CY2017Q3 | us-gaap |
Revenues
Revenues
|
1593000000 | USD |
| CY2017Q4 | us-gaap |
Revenues
Revenues
|
1726200000 | USD |
| CY2017 | us-gaap |
Revenues
Revenues
|
6263100000 | USD |
| CY2018Q1 | us-gaap |
Revenues
Revenues
|
1330400000 | USD |
| CY2018Q2 | us-gaap |
Revenues
Revenues
|
1630700000 | USD |
| CY2018Q3 | us-gaap |
Revenues
Revenues
|
1779700000 | USD |
| CY2018Q4 | us-gaap |
Revenues
Revenues
|
1280900000 | USD |
| CY2018 | us-gaap |
Revenues
Revenues
|
6021800000 | USD |
| CY2016 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
|
0.0432 | |
| CY2017 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
|
0.0397 | |
| CY2018 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
|
0.0403 | |
| CY2016 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
|
0.26 | |
| CY2017 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
|
0.22 | |
| CY2018 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
|
0.20 | |
| CY2016 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
|
0.0177 | |
| CY2017 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
|
0.0229 | |
| CY2018 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
|
0.0281 | |
| CY2018Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
|
10500000 | shares |
| CY2016Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
|
6095111 | shares |
| CY2017Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
|
4228259 | shares |
| CY2018Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
|
4556350 | shares |
| CY2016Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
|
15.59 | |
| CY2017Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
|
14.42 | |
| CY2018Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
|
15.83 | |
| CY2016 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
|
3900000 | USD |
| CY2017 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
|
10500000 | USD |
| CY2018 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
|
7500000 | USD |
| CY2016 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod
|
2242725 | shares |
| CY2017 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod
|
1743625 | shares |
| CY2018 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod
|
59035 | shares |
| CY2016 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice
|
21.71 | |
| CY2017 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice
|
21.60 | |
| CY2018 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice
|
16.54 | |
| CY2016 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
|
1230050 | shares |
| CY2017 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
|
1403500 | shares |
| CY2018 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
|
1539500 | shares |
| CY2016 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
|
2.77 | |
| CY2017 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
|
2.81 | |
| CY2018 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
|
2.71 | |
| CY2015Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
|
9875574 | shares |
| CY2016Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
|
8243025 | shares |
| CY2017Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
|
6565019 | shares |
| CY2018Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
|
7163567 | shares |
| CY2015Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
|
16.60 | |
| CY2016Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
|
15.77 | |
| CY2017Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
|
15.76 | |
| CY2018Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
|
17.24 | |
| CY2016 | us-gaap |
Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
|
12.18 | |
| CY2017 | us-gaap |
Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
|
12.65 | |
| CY2018 | us-gaap |
Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
|
12.86 | |
| CY2016 | us-gaap |
Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
|
18.14 | |
| CY2017 | us-gaap |
Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
|
19.98 | |
| CY2018 | us-gaap |
Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
|
20.98 | |
| CY2018 | us-gaap |
Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period
SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod
|
P10Y | |
| CY2016 | us-gaap |
Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1
SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1
|
P7Y | |
| CY2017 | us-gaap |
Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1
SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1
|
P7Y | |
| CY2018 | us-gaap |
Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1
SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1
|
P7Y | |
| CY2018 | us-gaap |
Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1
|
P3Y | |
| CY2017Q4 | us-gaap |
Shortduration Insurance Contracts Liability For Unpaid Claims And Claim Adjustment Expense Aggregate Reconciling Items
ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndClaimAdjustmentExpenseAggregateReconcilingItems
|
1077100000 | USD |
| CY2018Q4 | us-gaap |
Shortduration Insurance Contracts Liability For Unpaid Claims And Claim Adjustment Expense Aggregate Reconciling Items
ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndClaimAdjustmentExpenseAggregateReconcilingItems
|
943200000 | USD |
| CY2017Q4 | us-gaap |
Shortduration Insurance Contracts Liability For Unpaid Claims And Claim Adjustment Expense Other Reconciling Item
ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndClaimAdjustmentExpenseOtherReconcilingItem
|
764800000 | USD |
| CY2018Q4 | us-gaap |
Shortduration Insurance Contracts Liability For Unpaid Claims And Claim Adjustment Expense Other Reconciling Item
ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndClaimAdjustmentExpenseOtherReconcilingItem
|
660500000 | USD |
| CY2017Q4 | us-gaap |
Shortduration Insurance Contracts Liability For Unpaid Claims And Claims Adjustment Expense Accumulated Unallocated Claim Adjustment Expense
ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseAccumulatedUnallocatedClaimAdjustmentExpense
|
312200000 | USD |
| CY2018Q4 | us-gaap |
Shortduration Insurance Contracts Liability For Unpaid Claims And Claims Adjustment Expense Accumulated Unallocated Claim Adjustment Expense
ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseAccumulatedUnallocatedClaimAdjustmentExpense
|
282600000 | USD |
| CY2018Q4 | us-gaap |
Statutory Accounting Practices Statutory Amount Available For Dividend Payments Without Regulatory Approval
StatutoryAccountingPracticesStatutoryAmountAvailableForDividendPaymentsWithoutRegulatoryApproval
|
507800000 | USD |
| CY2016 | us-gaap |
Stock Issued During Period Shares Stock Options Exercised
StockIssuedDuringPeriodSharesStockOptionsExercised
|
619874 | shares |
| CY2017 | us-gaap |
Stock Issued During Period Shares Stock Options Exercised
StockIssuedDuringPeriodSharesStockOptionsExercised
|
1337881 | shares |
| CY2018 | us-gaap |
Stock Issued During Period Shares Stock Options Exercised
StockIssuedDuringPeriodSharesStockOptionsExercised
|
881917 | shares |
| CY2017Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
4733300000 | USD |
| CY2018Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
5146200000 | USD |
| CY2016 | us-gaap |
Supplemental Information For Property Casualty Insurance Underwriters Current Year Claims And Claims Adjustment Expense
SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense
|
2416000000 | USD |
| CY2017 | us-gaap |
Supplemental Information For Property Casualty Insurance Underwriters Current Year Claims And Claims Adjustment Expense
SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense
|
2604900000 | USD |
| CY2018 | us-gaap |
Supplemental Information For Property Casualty Insurance Underwriters Current Year Claims And Claims Adjustment Expense
SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense
|
2520700000 | USD |
| CY2016 | us-gaap |
Supplemental Information For Property Casualty Insurance Underwriters Prior Year Claims And Claims Adjustment Expense
SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense
|
-86100000 | USD |
| CY2017 | us-gaap |
Supplemental Information For Property Casualty Insurance Underwriters Prior Year Claims And Claims Adjustment Expense
SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense
|
-153800000 | USD |
| CY2018 | us-gaap |
Supplemental Information For Property Casualty Insurance Underwriters Prior Year Claims And Claims Adjustment Expense
SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense
|
-77800000 | USD |
| CY2016 | us-gaap |
Supplementary Insurance Information Amortization Of Deferred Policy Acquisition Costs
SupplementaryInsuranceInformationAmortizationOfDeferredPolicyAcquisitionCosts
|
393700000 | USD |
| CY2017 | us-gaap |
Supplementary Insurance Information Amortization Of Deferred Policy Acquisition Costs
SupplementaryInsuranceInformationAmortizationOfDeferredPolicyAcquisitionCosts
|
454000000 | USD |
| CY2018 | us-gaap |
Supplementary Insurance Information Amortization Of Deferred Policy Acquisition Costs
SupplementaryInsuranceInformationAmortizationOfDeferredPolicyAcquisitionCosts
|
489600000 | USD |
| CY2016 | us-gaap |
Supplementary Insurance Information Benefits Claims Losses And Settlement Expense
SupplementaryInsuranceInformationBenefitsClaimsLossesAndSettlementExpense
|
2347900000 | USD |
| CY2017 | us-gaap |
Supplementary Insurance Information Benefits Claims Losses And Settlement Expense
SupplementaryInsuranceInformationBenefitsClaimsLossesAndSettlementExpense
|
2478800000 | USD |
| CY2018 | us-gaap |
Supplementary Insurance Information Benefits Claims Losses And Settlement Expense
SupplementaryInsuranceInformationBenefitsClaimsLossesAndSettlementExpense
|
2460700000 | USD |
| CY2016Q4 | us-gaap |
Supplementary Insurance Information Deferred Policy Acquisition Costs
SupplementaryInsuranceInformationDeferredPolicyAcquisitionCosts
|
274000000 | USD |
| CY2017Q4 | us-gaap |
Supplementary Insurance Information Deferred Policy Acquisition Costs
SupplementaryInsuranceInformationDeferredPolicyAcquisitionCosts
|
297800000 | USD |
| CY2018Q4 | us-gaap |
Supplementary Insurance Information Deferred Policy Acquisition Costs
SupplementaryInsuranceInformationDeferredPolicyAcquisitionCosts
|
316300000 | USD |
| CY2016Q4 | us-gaap |
Supplementary Insurance Information Liability For Future Policy Benefits Losses Claims And Loss Expense Reserves
SupplementaryInsuranceInformationLiabilityForFuturePolicyBenefitsLossesClaimsAndLossExpenseReserves
|
9206000000 | USD |
| CY2017Q4 | us-gaap |
Supplementary Insurance Information Liability For Future Policy Benefits Losses Claims And Loss Expense Reserves
SupplementaryInsuranceInformationLiabilityForFuturePolicyBenefitsLossesClaimsAndLossExpenseReserves
|
9237600000 | USD |
| CY2018Q4 | us-gaap |
Supplementary Insurance Information Liability For Future Policy Benefits Losses Claims And Loss Expense Reserves
SupplementaryInsuranceInformationLiabilityForFuturePolicyBenefitsLossesClaimsAndLossExpenseReserves
|
9471200000 | USD |
| CY2016 | us-gaap |
Supplementary Insurance Information Net Investment Income
SupplementaryInsuranceInformationNetInvestmentIncome
|
387000000 | USD |
| CY2017 | us-gaap |
Supplementary Insurance Information Net Investment Income
SupplementaryInsuranceInformationNetInvestmentIncome
|
409400000 | USD |
| CY2018 | us-gaap |
Supplementary Insurance Information Net Investment Income
SupplementaryInsuranceInformationNetInvestmentIncome
|
431800000 | USD |
| CY2016 | us-gaap |
Supplementary Insurance Information Other Operating Expense
SupplementaryInsuranceInformationOtherOperatingExpense
|
2472800000 | USD |
| CY2017 | us-gaap |
Supplementary Insurance Information Other Operating Expense
SupplementaryInsuranceInformationOtherOperatingExpense
|
2604700000 | USD |
| CY2018 | us-gaap |
Supplementary Insurance Information Other Operating Expense
SupplementaryInsuranceInformationOtherOperatingExpense
|
2633200000 | USD |
| CY2016Q4 | us-gaap |
Supplementary Insurance Information Other Policy Claims And Benefits Payable
SupplementaryInsuranceInformationOtherPolicyClaimsAndBenefitsPayable
|
192000000 | USD |
| CY2017Q4 | us-gaap |
Supplementary Insurance Information Other Policy Claims And Benefits Payable
SupplementaryInsuranceInformationOtherPolicyClaimsAndBenefitsPayable
|
204700000 | USD |
| CY2018Q4 | us-gaap |
Supplementary Insurance Information Other Policy Claims And Benefits Payable
SupplementaryInsuranceInformationOtherPolicyClaimsAndBenefitsPayable
|
198600000 | USD |
| CY2016 | us-gaap |
Supplementary Insurance Information Premium Revenue
SupplementaryInsuranceInformationPremiumRevenue
|
4868900000 | USD |
| CY2017 | us-gaap |
Supplementary Insurance Information Premium Revenue
SupplementaryInsuranceInformationPremiumRevenue
|
5080200000 | USD |
| CY2018 | us-gaap |
Supplementary Insurance Information Premium Revenue
SupplementaryInsuranceInformationPremiumRevenue
|
5253400000 | USD |
| CY2016 | us-gaap |
Supplementary Insurance Information Premiums Written
SupplementaryInsuranceInformationPremiumsWritten
|
4933600000 | USD |
| CY2017 | us-gaap |
Supplementary Insurance Information Premiums Written
SupplementaryInsuranceInformationPremiumsWritten
|
5210100000 | USD |
| CY2018 | us-gaap |
Supplementary Insurance Information Premiums Written
SupplementaryInsuranceInformationPremiumsWritten
|
5354700000 | USD |
| CY2016Q4 | us-gaap |
Supplementary Insurance Information Unearned Premiums
SupplementaryInsuranceInformationUnearnedPremiums
|
1842900000 | USD |
| CY2017Q4 | us-gaap |
Supplementary Insurance Information Unearned Premiums
SupplementaryInsuranceInformationUnearnedPremiums
|
1971500000 | USD |
| CY2018Q4 | us-gaap |
Supplementary Insurance Information Unearned Premiums
SupplementaryInsuranceInformationUnearnedPremiums
|
2104900000 | USD |
| CY2017Q4 | us-gaap |
Taxes Payable Current
TaxesPayableCurrent
|
6500000 | USD |
| CY2018Q4 | us-gaap |
Taxes Payable Current
TaxesPayableCurrent
|
0 | USD |
| CY2017Q4 | us-gaap |
Unearned Premiums
UnearnedPremiums
|
1971500000 | USD |
| CY2018Q4 | us-gaap |
Unearned Premiums
UnearnedPremiums
|
2104900000 | USD |
| CY2016 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
296379251 | shares |
| CY2017Q1 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
298239349 | shares |
| CY2017Q2 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
298313246 | shares |
| CY2017Q3 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
298529626 | shares |
| CY2017Q4 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
300846014 | shares |
| CY2017 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
299387373 | shares |
| CY2018Q1 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
279528034 | shares |
| CY2018Q2 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
301075469 | shares |
| CY2018Q3 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
300374004 | shares |
| CY2018Q4 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
299080914 | shares |
| CY2018 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
301016076 | shares |
| CY2016 | us-gaap |
Weighted Average Number Of Shares Issued Basic
WeightedAverageNumberOfSharesIssuedBasic
|
259429298 | shares |
| CY2017 | us-gaap |
Weighted Average Number Of Shares Issued Basic
WeightedAverageNumberOfSharesIssuedBasic
|
262114533 | shares |
| CY2018 | us-gaap |
Weighted Average Number Of Shares Issued Basic
WeightedAverageNumberOfSharesIssuedBasic
|
294248871 | shares |
| CY2016 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
259429298 | shares |
| CY2017Q1 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
260784905 | shares |
| CY2017Q2 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
261080770 | shares |
| CY2017Q3 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
261380896 | shares |
| CY2017Q4 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
264041834 | shares |
| CY2017 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
262114533 | shares |
| CY2018Q1 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
278116902 | shares |
| CY2018Q2 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
299738944 | shares |
| CY2018Q3 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
299006345 | shares |
| CY2018Q4 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
299080914 | shares |
| CY2018 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
294248871 | shares |
| CY2016Q4 | us-gaap |
Workers Compensation Discount Amount
WorkersCompensationDiscountAmount
|
231900000 | USD |
| CY2017Q4 | us-gaap |
Workers Compensation Discount Amount
WorkersCompensationDiscountAmount
|
240700000 | USD |
| CY2018Q4 | us-gaap |
Workers Compensation Discount Amount
WorkersCompensationDiscountAmount
|
216500000 | USD |
