10-Q Filing

ASSURED GUARANTY LTD CIK: 1273813 Q3 2021

Filing Information

Form Type	10-Q
Accession Number	`0001273813-21-000062`
Period End Date	20210930
Filing Date	20211105
Fiscal Year	2021
Fiscal Period	Q3
XBRL Instance	ago-20210930_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 95 Income Statement 112 Cash Flow Statement 81 Stockholders Equity 45 Comprehensive Income 48

Balance Sheet 95 line items

Line Item	Tag	Value	Unit	Period
Fixed-maturity securities, available-for-sale, at fair value, net of allowance for credit loss of $35 and $78 (amortized cost of $8,188 and $8,204)	`DebtSecuritiesAvailableForSaleExcludingShortTermInvestments`	$8.66B	USD	Point-in-time
Fixed-maturity securities, available-for-sale, at fair value, net of allowance for credit loss of $35 and $78 (amortized cost of $8,188 and $8,204)	`DebtSecuritiesAvailableForSaleExcludingShortTermInvestments`	$8.77B	USD	Point-in-time
Short-term investments, at fair value	`ShortTermInvestments`	$851.00M	USD	Point-in-time
Short-term investments, at fair value	`ShortTermInvestments`	$694.00M	USD	Point-in-time
Other invested assets (includes $132 and $106, at fair value)	`OtherInvestments`	$214.00M	USD	Point-in-time
Other invested assets (includes $132 and $106, at fair value)	`OtherInvestments`	$260.00M	USD	Point-in-time
Total investments	`Investments`	$9.62B	USD	Point-in-time
Allowance for credit loss	`DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest`	$78.00M	USD	Point-in-time
Allowance for credit loss	`DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest`	$35.00M	USD	Point-in-time
Allowance for credit loss	`DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest`	-	USD	Point-in-time
Allowance for credit loss	`DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest`	$75.00M	USD	Point-in-time
Allowance for credit loss	`DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest`	$76.00M	USD	Point-in-time
Allowance for credit loss	`DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest`	$39.00M	USD	Point-in-time
Total investments	`Investments`	$9.84B	USD	Point-in-time
Cash	`Cash`	$162.00M	USD	Point-in-time
Cash	`Cash`	$223.00M	USD	Point-in-time
Amortized cost	`DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss`	$9.05B	USD	Point-in-time
Cash	`Cash`	$101.00M	USD	Point-in-time
Amortized cost	`DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss`	$8.88B	USD	Point-in-time
Premiums receivable, net of commissions payable	`PremiumsReceivableAtCarryingValue`	$1.37B	USD	Point-in-time
Premiums receivable, net of commissions payable	`PremiumsReceivableAtCarryingValue`	$1.38B	USD	Point-in-time
Other invested assets fair value disclosure	`OtherInvestmentsFairValueDisclosure`	$132.00M	USD	Point-in-time
Other invested assets fair value disclosure	`OtherInvestmentsFairValueDisclosure`	$106.00M	USD	Point-in-time
Assets of consolidated investment vehicles, fair value disclosure	`AssetsofConsolidatedInvestmentVehiclesFairValueDisclosure`	$4.12B	USD	Point-in-time
Deferred acquisition costs	`DeferredPolicyAcquisitionCosts`	$129.00M	USD	Point-in-time
Deferred acquisition costs	`DeferredPolicyAcquisitionCosts`	$119.00M	USD	Point-in-time
Assets of consolidated investment vehicles, fair value disclosure	`AssetsofConsolidatedInvestmentVehiclesFairValueDisclosure`	$1.73B	USD	Point-in-time
Salvage and subrogation recoverable	`SalvageAndSubrogationRecoveriesValue`	$1.15B	USD	Point-in-time
Other assets, fair value disclosure	`OtherAssetsFairValueDisclosure`	$145.00M	USD	Point-in-time
Salvage and subrogation recoverable	`SalvageAndSubrogationRecoveriesValue`	$991.00M	USD	Point-in-time
Other assets, fair value disclosure	`OtherAssetsFairValueDisclosure`	$127.00M	USD	Point-in-time
Financial guaranty variable interest entities assets, at fair value	`FinancialGuarantyOfVariableInterestEntitiesAssetsHeld`	$296.00M	USD	Point-in-time
Financial guaranty variable interest entities assets, at fair value	`FinancialGuarantyOfVariableInterestEntitiesAssetsHeld`	$271.00M	USD	Point-in-time
Liabilities of consolidated investment vehicles, fair value disclosure	`LiabilitiesofConsolidatedInvestmentVehiclesFairValueDisclosure`	$1.30B	USD	Point-in-time
Liabilities of consolidated investment vehicles, fair value disclosure	`LiabilitiesofConsolidatedInvestmentVehiclesFairValueDisclosure`	$3.24B	USD	Point-in-time
Common stock par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Assets of consolidated investment vehicles (includes $4,116 and $1,727, at fair value)	`AssetsofConsolidatedInvestmentVehicles`	$1.91B	USD	Point-in-time
Common stock par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Assets of consolidated investment vehicles (includes $4,116 and $1,727, at fair value)	`AssetsofConsolidatedInvestmentVehicles`	$4.37B	USD	Point-in-time
Goodwill and other intangible assets	`IntangibleAssetsNetIncludingGoodwill`	$203.00M	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	500.00M	shares	Point-in-time
Goodwill and other intangible assets	`IntangibleAssetsNetIncludingGoodwill`	$178.00M	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	500.00M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	71.24M	shares	Point-in-time
Other assets (includes $127 and $145, at fair value)	`OtherAssets`	$421.00M	USD	Point-in-time
Other assets (includes $127 and $145, at fair value)	`OtherAssets`	$440.00M	USD	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	77.55M	shares	Point-in-time
Total assets	`Assets`	$17.61B	USD	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	71.24M	shares	Point-in-time
Total assets	`Assets`	$15.33B	USD	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	77.55M	shares	Point-in-time
Accumulated other comprehensive income, tax provision	`AociTaxAttributableToParent`	$89.00M	USD	Point-in-time
Accumulated other comprehensive income, tax provision	`AociTaxAttributableToParent`	$74.00M	USD	Point-in-time
Unearned premium reserve	`UnearnedPremiums`	$3.72B	USD	Point-in-time
Unearned premium reserve	`UnearnedPremiums`	$3.73B	USD	Point-in-time
Loss and loss adjustment expense reserve	`LiabilityForClaimsAndClaimsAdjustmentExpense`	$981.00M	USD	Point-in-time
Loss and loss adjustment expense reserve	`LiabilityForClaimsAndClaimsAdjustmentExpense`	$1.09B	USD	Point-in-time
Long-term debt	`LongTermDebt`	$1.67B	USD	Point-in-time
Long-term debt	`LongTermDebt`	$1.22B	USD	Point-in-time
Credit derivative liabilities, at fair value	`CreditRiskDerivativeLiabilitiesAtFairValue`	$137.00M	USD	Point-in-time
Credit derivative liabilities, at fair value	`CreditRiskDerivativeLiabilitiesAtFairValue`	$103.00M	USD	Point-in-time
Financial guaranty variable interest entities liabilities with recourse, at fair value	`VariableInterestEntityConsolidatedCarryingAmountLiabilitiesWithRecourse`	$281.00M	USD	Point-in-time
Financial guaranty variable interest entities liabilities with recourse, at fair value	`VariableInterestEntityConsolidatedCarryingAmountLiabilitiesWithRecourse`	$316.00M	USD	Point-in-time
Financial guaranty variable interest entities liabilities without recourse, at fair value	`VariableInterestEntityConsolidatedCarryingAmountLiabilitiesWithoutRecourse`	$17.00M	USD	Point-in-time
Financial guaranty variable interest entities liabilities without recourse, at fair value	`VariableInterestEntityConsolidatedCarryingAmountLiabilitiesWithoutRecourse`	$20.00M	USD	Point-in-time
Liabilities of consolidated investment vehicles (includes $3,243 and $1,299, at fair value)	`LiabilitiesofConsolidatedInvestmentsVehicles`	$1.59B	USD	Point-in-time
Liabilities of consolidated investment vehicles (includes $3,243 and $1,299, at fair value)	`LiabilitiesofConsolidatedInvestmentsVehicles`	$3.89B	USD	Point-in-time
Other liabilities	`OtherLiabilities`	$556.00M	USD	Point-in-time
Other liabilities	`OtherLiabilities`	$526.00M	USD	Point-in-time
Total liabilities	`Liabilities`	$8.63B	USD	Point-in-time
Total liabilities	`Liabilities`	$11.22B	USD	Point-in-time
Commitments and contingencies (Note 13)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (Note 13)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Redeemable noncontrolling interests (Note 9)	`RedeemableNoncontrollingInterestEquityOtherCarryingAmount`	$21.00M	USD	Point-in-time
Redeemable noncontrolling interests (Note 9)	`RedeemableNoncontrollingInterestEquityOtherCarryingAmount`	$21.00M	USD	Point-in-time
Common shares ($0.01 par value, 500,000,000 shares authorized; 71,241,940 and 77,546,896 shares issued and outstanding)	`CommonStockValue`	$1.00M	USD	Point-in-time
Common shares ($0.01 par value, 500,000,000 shares authorized; 71,241,940 and 77,546,896 shares issued and outstanding)	`CommonStockValue`	$1.00M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$6.14B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$5.92B	USD	Point-in-time
Accumulated other comprehensive income, net of tax of $74 and $89	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$498.00M	USD	Point-in-time
Accumulated other comprehensive income, net of tax of $74 and $89	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$374.00M	USD	Point-in-time
Deferred equity compensation	`CompensationAndBenefitsTrust`	$1.00M	USD	Point-in-time
Deferred equity compensation	`CompensationAndBenefitsTrust`	$1.00M	USD	Point-in-time
Total shareholders equity attributable to Assured Guaranty Ltd.	`StockholdersEquity`	$6.30B	USD	Point-in-time
Total shareholders equity attributable to Assured Guaranty Ltd.	`StockholdersEquity`	$6.64B	USD	Point-in-time
Nonredeemable noncontrolling interests (Note 9)	`MinorityInterest`	$75.00M	USD	Point-in-time
Nonredeemable noncontrolling interests (Note 9)	`MinorityInterest`	$41.00M	USD	Point-in-time
Total shareholders equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.60B	USD	Point-in-time
Total shareholders equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.38B	USD	Point-in-time
Total shareholders equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.49B	USD	Point-in-time
Total shareholders equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.55B	USD	Point-in-time
Total shareholders equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.68B	USD	Point-in-time
Total shareholders equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.64B	USD	Point-in-time
Total liabilities, redeemable noncontrolling interests and shareholders equity	`LiabilitiesAndStockholdersEquity`	$17.61B	USD	Point-in-time
Total liabilities, redeemable noncontrolling interests and shareholders equity	`LiabilitiesAndStockholdersEquity`	$15.33B	USD	Point-in-time

Income Statement 112 line items

Line Item	Tag	Value	Unit	Period
Net earned premiums	`PremiumsEarnedNet`	$102.00M	USD	1 Quarter
Net earned premiums	`PremiumsEarnedNet`	$331.00M	USD	3 Qtrs
Net earned premiums	`PremiumsEarnedNet`	$307.00M	USD	3 Qtrs
Net earned premiums	`PremiumsEarnedNet`	$107.00M	USD	1 Quarter
Net investment income	`NetInvestmentIncome`	$204.00M	USD	3 Qtrs
Net investment income	`NetInvestmentIncome`	$229.00M	USD	3 Qtrs
Net investment income	`NetInvestmentIncome`	$66.00M	USD	1 Quarter
Net investment income	`NetInvestmentIncome`	$71.00M	USD	1 Quarter
Asset management fees	`RevenueFromContractWithCustomerExcludingAssessedTax`	$20.00M	USD	1 Quarter
Asset management fees	`RevenueFromContractWithCustomerExcludingAssessedTax`	$65.00M	USD	3 Qtrs
Asset management fees	`RevenueFromContractWithCustomerExcludingAssessedTax`	$17.00M	USD	1 Quarter
Asset management fees	`RevenueFromContractWithCustomerExcludingAssessedTax`	$60.00M	USD	3 Qtrs
Net realized investment gains (losses)	`RealizedInvestmentGainsLosses`	$13.00M	USD	1 Quarter
Net realized investment gains (losses)	`RealizedInvestmentGainsLosses`	$4.00M	USD	3 Qtrs
Net realized investment gains (losses)	`RealizedInvestmentGainsLosses`	$12.00M	USD	3 Qtrs
Net realized investment gains (losses)	`RealizedInvestmentGainsLosses`	$3.00M	USD	1 Quarter
Fair value gains (losses) on credit derivatives	`DerivativeGainLossOnDerivativeNet`	$21.00M	USD	1 Quarter
Fair value gains (losses) on credit derivatives	`DerivativeGainLossOnDerivativeNet`	$-3.00M	USD	1 Quarter
Fair value gains (losses) on credit derivatives	`DerivativeGainLossOnDerivativeNet`	$-31.00M	USD	3 Qtrs
Fair value gains (losses) on credit derivatives	`DerivativeGainLossOnDerivativeNet`	$20.00M	USD	3 Qtrs
Fair value gains (losses) on committed capital securities	`FairValueGainLossOnCommittedCapitalSecurities`	$-3.00M	USD	1 Quarter
Fair value gains (losses) on committed capital securities	`FairValueGainLossOnCommittedCapitalSecurities`	$-10.00M	USD	1 Quarter
Fair value gains (losses) on committed capital securities	`FairValueGainLossOnCommittedCapitalSecurities`	$13.00M	USD	3 Qtrs
Fair value gains (losses) on committed capital securities	`FairValueGainLossOnCommittedCapitalSecurities`	$-28.00M	USD	3 Qtrs
Fair value gains (losses) on financial guaranty variable interest entities	`VariableInterestEntityChangeinFairValue`	$18.00M	USD	3 Qtrs
Fair value gains (losses) on financial guaranty variable interest entities	`VariableInterestEntityChangeinFairValue`	-	USD	1 Quarter
Fair value gains (losses) on financial guaranty variable interest entities	`VariableInterestEntityChangeinFairValue`	$5.00M	USD	1 Quarter
Fair value gains (losses) on financial guaranty variable interest entities	`VariableInterestEntityChangeinFairValue`	$-8.00M	USD	3 Qtrs
Fair value gains (losses) on consolidated investment vehicles	`FairValueGainLossOnConsolidatedInvestmentVehicles`	$16.00M	USD	1 Quarter
Fair value gains (losses) on consolidated investment vehicles	`FairValueGainLossOnConsolidatedInvestmentVehicles`	$37.00M	USD	3 Qtrs
Fair value gains (losses) on consolidated investment vehicles	`FairValueGainLossOnConsolidatedInvestmentVehicles`	$18.00M	USD	1 Quarter
Fair value gains (losses) on consolidated investment vehicles	`FairValueGainLossOnConsolidatedInvestmentVehicles`	$53.00M	USD	3 Qtrs
Foreign exchange gains (losses) on remeasurement	`ForeignCurrencyTransactionGainLossBeforeTax`	$-22.00M	USD	3 Qtrs
Foreign exchange gains (losses) on remeasurement	`ForeignCurrencyTransactionGainLossBeforeTax`	$-27.00M	USD	1 Quarter
Foreign exchange gains (losses) on remeasurement	`ForeignCurrencyTransactionGainLossBeforeTax`	$-20.00M	USD	3 Qtrs
Foreign exchange gains (losses) on remeasurement	`ForeignCurrencyTransactionGainLossBeforeTax`	$40.00M	USD	1 Quarter
Commutation gain (losses)	`CommutationsGainLoss`	-	USD	3 Qtrs
Commutation gain (losses)	`CommutationsGainLoss`	-	USD	1 Quarter
Commutation gain (losses)	`CommutationsGainLoss`	$38.00M	USD	3 Qtrs
Commutation gain (losses)	`CommutationsGainLoss`	-	USD	1 Quarter
Other income (loss)	`OtherIncome`	$24.00M	USD	3 Qtrs
Other income (loss)	`OtherIncome`	$15.00M	USD	1 Quarter
Other income (loss)	`OtherIncome`	$9.00M	USD	1 Quarter
Other income (loss)	`OtherIncome`	$15.00M	USD	3 Qtrs
Total revenues	`Revenues`	$736.00M	USD	3 Qtrs
Total revenues	`Revenues`	$585.00M	USD	3 Qtrs
Total revenues	`Revenues`	$268.00M	USD	1 Quarter
Total revenues	`Revenues`	$212.00M	USD	1 Quarter
Loss and loss adjustment expenses (benefit)	`PolicyholderBenefitsAndClaimsIncurredNet`	$130.00M	USD	3 Qtrs
Loss and loss adjustment expenses (benefit)	`PolicyholderBenefitsAndClaimsIncurredNet`	$73.00M	USD	1 Quarter
Loss and loss adjustment expenses (benefit)	`PolicyholderBenefitsAndClaimsIncurredNet`	$-54.00M	USD	3 Qtrs
Loss and loss adjustment expenses (benefit)	`PolicyholderBenefitsAndClaimsIncurredNet`	$-68.00M	USD	1 Quarter
Interest expense	`InterestExpense`	$21.00M	USD	1 Quarter
Interest expense	`InterestExpense`	$23.00M	USD	1 Quarter
Interest expense	`InterestExpense`	$64.00M	USD	3 Qtrs
Interest expense	`InterestExpense`	$67.00M	USD	3 Qtrs
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	1 Quarter
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	3 Qtrs
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	$-175.00M	USD	3 Qtrs
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	$-175.00M	USD	1 Quarter
Amortization of deferred acquisition costs	`DeferredPolicyAcquisitionCostAmortizationExpense`	$11.00M	USD	3 Qtrs
Amortization of deferred acquisition costs	`DeferredPolicyAcquisitionCostAmortizationExpense`	$3.00M	USD	1 Quarter
Amortization of deferred acquisition costs	`DeferredPolicyAcquisitionCostAmortizationExpense`	$4.00M	USD	1 Quarter
Amortization of deferred acquisition costs	`DeferredPolicyAcquisitionCostAmortizationExpense`	$10.00M	USD	3 Qtrs
Employee compensation and benefit expenses	`EmployeeBenefitsAndShareBasedCompensation`	$57.00M	USD	1 Quarter
Employee compensation and benefit expenses	`EmployeeBenefitsAndShareBasedCompensation`	$59.00M	USD	1 Quarter
Employee compensation and benefit expenses	`EmployeeBenefitsAndShareBasedCompensation`	$167.00M	USD	3 Qtrs
Employee compensation and benefit expenses	`EmployeeBenefitsAndShareBasedCompensation`	$173.00M	USD	3 Qtrs
Other operating expenses	`OtherCostAndExpenseOperating`	$41.00M	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$128.00M	USD	3 Qtrs
Other operating expenses	`OtherCostAndExpenseOperating`	$135.00M	USD	3 Qtrs
Other operating expenses	`OtherCostAndExpenseOperating`	$38.00M	USD	1 Quarter
Total expenses	`BenefitsLossesAndExpenses`	$196.00M	USD	1 Quarter
Total expenses	`BenefitsLossesAndExpenses`	$230.00M	USD	1 Quarter
Total expenses	`BenefitsLossesAndExpenses`	$500.00M	USD	3 Qtrs
Total expenses	`BenefitsLossesAndExpenses`	$506.00M	USD	3 Qtrs
Income (loss) before income taxes and equity in earnings of investees	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$236.00M	USD	3 Qtrs
Income (loss) before income taxes and equity in earnings of investees	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-18.00M	USD	1 Quarter
Income (loss) before income taxes and equity in earnings of investees	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$72.00M	USD	1 Quarter
Income (loss) before income taxes and equity in earnings of investees	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$79.00M	USD	3 Qtrs
Equity in earnings of investees	`EquitySecuritiesFvNiRealizedGainLoss`	$7.00M	USD	1 Quarter
Equity in earnings of investees	`EquitySecuritiesFvNiRealizedGainLoss`	$23.00M	USD	1 Quarter
Equity in earnings of investees	`EquitySecuritiesFvNiRealizedGainLoss`	$66.00M	USD	3 Qtrs
Equity in earnings of investees	`EquitySecuritiesFvNiRealizedGainLoss`	$3.00M	USD	3 Qtrs
Income (loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$5.00M	USD	1 Quarter
Income (loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$145.00M	USD	3 Qtrs
Income (loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$239.00M	USD	3 Qtrs
Income (loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$79.00M	USD	1 Quarter
Less: Provision (benefit) for income taxes	`IncomeTaxExpenseBenefit`	$-10.00M	USD	1 Quarter
Less: Provision (benefit) for income taxes	`IncomeTaxExpenseBenefit`	$-15.00M	USD	1 Quarter
Less: Provision (benefit) for income taxes	`IncomeTaxExpenseBenefit`	$20.00M	USD	3 Qtrs
Less: Provision (benefit) for income taxes	`IncomeTaxExpenseBenefit`	$8.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$89.00M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$137.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$219.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$20.00M	USD	1 Quarter
Less: Noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$3.00M	USD	1 Quarter
Less: Noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$11.00M	USD	3 Qtrs
Less: Noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$5.00M	USD	3 Qtrs
Less: Noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$3.00M	USD	1 Quarter
Net income (loss) attributable to Assured Guaranty Ltd.	`NetIncomeLoss`	$126.00M	USD	3 Qtrs
Net income (loss) attributable to Assured Guaranty Ltd.	`NetIncomeLoss`	$214.00M	USD	3 Qtrs
Net income (loss) attributable to Assured Guaranty Ltd.	`NetIncomeLoss`	$86.00M	USD	1 Quarter
Net income (loss) attributable to Assured Guaranty Ltd.	`NetIncomeLoss`	$17.00M	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.67	USD	3 Qtrs
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.22	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.03	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$2.45	USD	3 Qtrs
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.22	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.66	USD	3 Qtrs
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$2.43	USD	3 Qtrs
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.02	USD	1 Quarter

Cash Flow Statement 81 line items

Line Item	Tag	Value	Unit	Period
Net cash flows provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-1.79B	USD	3 Qtrs
Net cash flows provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-664.00M	USD	3 Qtrs
Purchases	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$1.02B	USD	3 Qtrs
Purchases	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$856.00M	USD	3 Qtrs
Sales	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	-	USD	1 Quarter
Sales	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$137.00M	USD	1 Quarter
Sales	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$627.00M	USD	3 Qtrs
Sales	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$222.00M	USD	3 Qtrs
Maturities and paydowns	`ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities`	$642.00M	USD	3 Qtrs
Maturities and paydowns	`ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities`	$757.00M	USD	3 Qtrs
Purchases	`PaymentsToAcquireShortTermInvestments`	-	USD	3 Qtrs
Purchases	`PaymentsToAcquireShortTermInvestments`	$238.00M	USD	3 Qtrs
Sales	`ProceedsFromSaleOfShortTermInvestments`	-	USD	3 Qtrs
Sales	`ProceedsFromSaleOfShortTermInvestments`	$41.00M	USD	3 Qtrs
Maturities and paydowns	`ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments`	$32.00M	USD	3 Qtrs
Maturities and paydowns	`ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments`	$198.00M	USD	3 Qtrs
Net sales (purchases) of short-term investments with original maturities of less than three months	`PaymentsforProceedsfromShorttermInvestmentswithMaturitiesofLessThanThreeMonths`	$-125.00M	USD	3 Qtrs
Net sales (purchases) of short-term investments with original maturities of less than three months	`PaymentsforProceedsfromShorttermInvestmentswithMaturitiesofLessThanThreeMonths`	$-415.00M	USD	3 Qtrs
Paydowns of financial guaranty variable interest entities assets	`ProceedsfromPaydownsonFinancialGuarantyVariableInterestEntitiesAssets`	$45.00M	USD	3 Qtrs
Paydowns of financial guaranty variable interest entities assets	`ProceedsfromPaydownsonFinancialGuarantyVariableInterestEntitiesAssets`	$67.00M	USD	3 Qtrs
Purchases of other invested assets	`PaymentsToAcquireOtherInvestments`	$44.00M	USD	3 Qtrs
Purchases of other invested assets	`PaymentsToAcquireOtherInvestments`	$12.00M	USD	3 Qtrs
Return of capital from and sales of other invested assets	`ProceedsFromSaleOfOtherAssetsInvestingActivities`	$61.00M	USD	3 Qtrs
Return of capital from and sales of other invested assets	`ProceedsFromSaleOfOtherAssetsInvestingActivities`	$21.00M	USD	3 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-1.00M	USD	3 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$4.00M	USD	3 Qtrs
Net cash flows provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$169.00M	USD	3 Qtrs
Net cash flows provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$906.00M	USD	3 Qtrs
Dividends paid	`PaymentsOfDividendsCommonStock`	$53.00M	USD	3 Qtrs
Dividends paid	`PaymentsOfDividendsCommonStock`	$51.00M	USD	3 Qtrs
Repurchases of common shares	`PaymentsForRepurchaseOfCommonStock`	$305.00M	USD	3 Qtrs
Repurchases of common shares	`PaymentsForRepurchaseOfCommonStock`	$320.00M	USD	3 Qtrs
Net paydowns of financial guaranty variable interest entities liabilities	`PaydownOfFinancialGuarantyVariableInterestEntitiesLiabilities`	$63.00M	USD	3 Qtrs
Net paydowns of financial guaranty variable interest entities liabilities	`PaydownOfFinancialGuarantyVariableInterestEntitiesLiabilities`	$38.00M	USD	3 Qtrs
Issuance of long-term debt, net of issuance costs	`ProceedsFromIssuanceOfLongTermDebt`	$889.00M	USD	3 Qtrs
Issuance of long-term debt, net of issuance costs	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	3 Qtrs
Redemptions and purchases of debt, including make-whole	`RepaymentsOfLongTermDebt`	$620.00M	USD	3 Qtrs
Redemptions and purchases of debt, including make-whole	`RepaymentsOfLongTermDebt`	$22.00M	USD	3 Qtrs
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-12.00M	USD	3 Qtrs
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$7.00M	USD	3 Qtrs
Proceeds from issuance of collateralized loan obligations	`ProceedsFromIssuanceOfCollateralizedLoanObligations`	$361.00M	USD	3 Qtrs
Proceeds from issuance of collateralized loan obligations	`ProceedsFromIssuanceOfCollateralizedLoanObligations`	$2.08B	USD	3 Qtrs
Repayment of collateralized loan obligations	`RepaymentsOfCollateralizedLoanObligations`	-	USD	3 Qtrs
Repayment of collateralized loan obligations	`RepaymentsOfCollateralizedLoanObligations`	$365.00M	USD	3 Qtrs
Proceeds from issuance of warehouse financing debt	`ProceedsFromLinesOfCredit`	$47.00M	USD	3 Qtrs
Proceeds from issuance of warehouse financing debt	`ProceedsFromLinesOfCredit`	$1.01B	USD	3 Qtrs
Repayment of warehouse financing debt	`RepaymentofWarehouseLoansandEquity`	$1.06B	USD	3 Qtrs
Repayment of warehouse financing debt	`RepaymentofWarehouseLoansandEquity`	-	USD	3 Qtrs
Contributions from noncontrolling interests to consolidated investment vehicles	`ContributionsFromNoncontrollingInterestsToInvestmentVehicles`	$33.00M	USD	3 Qtrs
Contributions from noncontrolling interests to consolidated investment vehicles	`ContributionsFromNoncontrollingInterestsToInvestmentVehicles`	$69.00M	USD	3 Qtrs
Distributions to noncontrolling interests from consolidated investment vehicles	`DistributionsToNoncontrollingInterestsFromInvestmentVehicles`	$19.00M	USD	3 Qtrs
Distributions to noncontrolling interests from consolidated investment vehicles	`DistributionsToNoncontrollingInterestsFromInvestmentVehicles`	$10.00M	USD	3 Qtrs
Net cash flows provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$1.57B	USD	3 Qtrs
Net cash flows provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-12.00M	USD	3 Qtrs
Effect of foreign exchange rate changes	`EffectOfExchangeRateOnCashAndCashEquivalents`	$-7.00M	USD	3 Qtrs
Effect of foreign exchange rate changes	`EffectOfExchangeRateOnCashAndCashEquivalents`	$-1.00M	USD	3 Qtrs
Increase (decrease) in cash and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-58.00M	USD	3 Qtrs
Increase (decrease) in cash and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$223.00M	USD	3 Qtrs
Cash and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$406.00M	USD	Point-in-time
Cash and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$298.00M	USD	Point-in-time
Cash and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$183.00M	USD	Point-in-time
Cash and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$240.00M	USD	Point-in-time
Cash and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$406.00M	USD	Point-in-time
Cash and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$298.00M	USD	Point-in-time
Cash and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$183.00M	USD	Point-in-time
Cash and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$240.00M	USD	Point-in-time
Income taxes	`IncomeTaxesPaid`	$1.00M	USD	3 Qtrs
Income taxes	`IncomeTaxesPaid`	$1.00M	USD	3 Qtrs
Interest on long-term debt	`InterestPaidNet`	$49.00M	USD	3 Qtrs
Interest on long-term debt	`InterestPaidNet`	$50.00M	USD	3 Qtrs
Cash	`Cash`	$162.00M	USD	Point-in-time
Cash	`Cash`	$223.00M	USD	Point-in-time
Cash	`Cash`	$101.00M	USD	Point-in-time
Restricted cash (included in other assets)	`RestrictedCash`	$1.00M	USD	Point-in-time
Restricted cash (included in other assets)	`RestrictedCash`	$1.00M	USD	Point-in-time
Cash of consolidated investment vehicles (Note 9)	`CashofConsolidatedInvestmentVehicles`	$182.00M	USD	Point-in-time
Cash of consolidated investment vehicles (Note 9)	`CashofConsolidatedInvestmentVehicles`	$138.00M	USD	Point-in-time
Cash and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$406.00M	USD	Point-in-time
Cash and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$298.00M	USD	Point-in-time
Cash and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$183.00M	USD	Point-in-time
Cash and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$240.00M	USD	Point-in-time

Stockholders Equity 45 line items

Line Item	Tag	Value	Unit	Period
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.66	USD	3 Qtrs
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.60	USD	3 Qtrs
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.20	USD	1 Quarter
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.22	USD	1 Quarter
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.60B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.38B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.49B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.55B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.68B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.64B	USD	Point-in-time
Net income	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$220.00M	USD	3 Qtrs
Net income	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$20.00M	USD	1 Quarter
Net income	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$137.00M	USD	3 Qtrs
Net income	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$88.00M	USD	1 Quarter
Dividends	`DividendsCommonStockCash`	$53.00M	USD	3 Qtrs
Dividends	`DividendsCommonStockCash`	$17.00M	USD	1 Quarter
Dividends	`DividendsCommonStockCash`	$50.00M	USD	3 Qtrs
Dividends	`DividendsCommonStockCash`	$16.00M	USD	1 Quarter
Reallocation of ownership interest	`NonRedeemableNoncontrollingInterestEquityOtherReallocationofOwnershipInterests`	$-10.00M	USD	3 Qtrs
Contributions	`NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance`	$25.00M	USD	1 Quarter
Contributions	`NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance`	$44.00M	USD	3 Qtrs
Contributions	`NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance`	$3.00M	USD	1 Quarter
Contributions	`NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance`	$34.00M	USD	3 Qtrs
Common shares repurchases	`StockRepurchasedAndRetiredDuringPeriodValue`	$140.00M	USD	1 Quarter
Common shares repurchases	`StockRepurchasedAndRetiredDuringPeriodValue`	$40.00M	USD	1 Quarter
Common shares repurchases	`StockRepurchasedAndRetiredDuringPeriodValue`	$320.00M	USD	3 Qtrs
Common shares repurchases	`StockRepurchasedAndRetiredDuringPeriodValue`	$305.00M	USD	3 Qtrs
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$7.00M	USD	3 Qtrs
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$7.00M	USD	1 Quarter
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$10.00M	USD	3 Qtrs
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$5.00M	USD	1 Quarter
Distributions	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$11.00M	USD	3 Qtrs
Distributions	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$3.00M	USD	1 Quarter
Distributions	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$2.00M	USD	1 Quarter
Distributions	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$19.00M	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$71.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-71.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-124.00M	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$62.00M	USD	3 Qtrs
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.60B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.38B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.49B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.55B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.68B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$6.64B	USD	Point-in-time

Comprehensive Income 48 line items

Line Item	Tag	Value	Unit	Period
Investments with no credit impairment, tax	`OtherComprehensiveIncomeLossAvailableforsaleSecuritiesWithoutCreditImpairmentTax`	$-8.00M	USD	1 Quarter
Net income (loss)	`ProfitLoss`	$89.00M	USD	1 Quarter
Investments with no credit impairment, tax	`OtherComprehensiveIncomeLossAvailableforsaleSecuritiesWithoutCreditImpairmentTax`	$7.00M	USD	1 Quarter
Investments with no credit impairment, tax	`OtherComprehensiveIncomeLossAvailableforsaleSecuritiesWithoutCreditImpairmentTax`	$-18.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$137.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$219.00M	USD	3 Qtrs
Investments with no credit impairment, tax	`OtherComprehensiveIncomeLossAvailableforsaleSecuritiesWithoutCreditImpairmentTax`	$11.00M	USD	3 Qtrs
Net income (loss)	`ProfitLoss`	$20.00M	USD	1 Quarter
Investments with credit impairment, tax	`OtherComprehensiveIncomeLossAvailableforsaleSecuritiesWithCreditImpairmentTax`	$2.00M	USD	1 Quarter
Investments with credit impairment, tax	`OtherComprehensiveIncomeLossAvailableforsaleSecuritiesWithCreditImpairmentTax`	$3.00M	USD	3 Qtrs
Investments with credit impairment, tax	`OtherComprehensiveIncomeLossAvailableforsaleSecuritiesWithCreditImpairmentTax`	$-2.00M	USD	1 Quarter
Investments with credit impairment, tax	`OtherComprehensiveIncomeLossAvailableforsaleSecuritiesWithCreditImpairmentTax`	$-5.00M	USD	3 Qtrs
Investments with no credit impairment, net of tax provision (benefit) of $(8), $7, $(18) and $11	`OtherComprehensiveIncomeLossAvailableforsaleSecuritiesWithoutCreditImpairmentNetofTax`	$-134.00M	USD	3 Qtrs
Investments with no credit impairment, net of tax provision (benefit) of $(8), $7, $(18) and $11	`OtherComprehensiveIncomeLossAvailableforsaleSecuritiesWithoutCreditImpairmentNetofTax`	$67.00M	USD	1 Quarter
Investments with no credit impairment, net of tax provision (benefit) of $(8), $7, $(18) and $11	`OtherComprehensiveIncomeLossAvailableforsaleSecuritiesWithoutCreditImpairmentNetofTax`	$80.00M	USD	3 Qtrs
Investments with no credit impairment, net of tax provision (benefit) of $(8), $7, $(18) and $11	`OtherComprehensiveIncomeLossAvailableforsaleSecuritiesWithoutCreditImpairmentNetofTax`	$-66.00M	USD	1 Quarter
Investments with credit impairment, net of tax provision (benefit) of $(2), $2, $3 and $(5)	`OtherComprehensiveIncomeLossAvailableforsaleSecuritiesWithCreditImpairmentNetofTax`	$12.00M	USD	3 Qtrs
Investments with credit impairment, net of tax provision (benefit) of $(2), $2, $3 and $(5)	`OtherComprehensiveIncomeLossAvailableforsaleSecuritiesWithCreditImpairmentNetofTax`	$8.00M	USD	1 Quarter
Investments with credit impairment, net of tax provision (benefit) of $(2), $2, $3 and $(5)	`OtherComprehensiveIncomeLossAvailableforsaleSecuritiesWithCreditImpairmentNetofTax`	$-19.00M	USD	3 Qtrs
Investments with credit impairment, net of tax provision (benefit) of $(2), $2, $3 and $(5)	`OtherComprehensiveIncomeLossAvailableforsaleSecuritiesWithCreditImpairmentNetofTax`	$-6.00M	USD	1 Quarter
Change in net unrealized gains (losses) on investments	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-122.00M	USD	3 Qtrs
Change in net unrealized gains (losses) on investments	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-72.00M	USD	1 Quarter
Change in net unrealized gains (losses) on investments	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$75.00M	USD	1 Quarter
Change in net unrealized gains (losses) on investments	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$61.00M	USD	3 Qtrs
Change in instrument-specific credit risk on financial guaranty variable interest entities' liabilities with recourse, net of tax	`OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionAfterTaxAndReclassificationAdjustment`	$-4.00M	USD	1 Quarter
Change in instrument-specific credit risk on financial guaranty variable interest entities' liabilities with recourse, net of tax	`OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionAfterTaxAndReclassificationAdjustment`	$2.00M	USD	1 Quarter
Change in instrument-specific credit risk on financial guaranty variable interest entities' liabilities with recourse, net of tax	`OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionAfterTaxAndReclassificationAdjustment`	$1.00M	USD	3 Qtrs
Change in instrument-specific credit risk on financial guaranty variable interest entities' liabilities with recourse, net of tax	`OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionAfterTaxAndReclassificationAdjustment`	$-1.00M	USD	3 Qtrs
Other, net of tax provision (benefit)	`OtherComprehensiveIncomeLossOtherNetofTaxPortionAttributableToParent`	$-1.00M	USD	3 Qtrs
Other, net of tax provision (benefit)	`OtherComprehensiveIncomeLossOtherNetofTaxPortionAttributableToParent`	-	USD	3 Qtrs
Other, net of tax provision (benefit)	`OtherComprehensiveIncomeLossOtherNetofTaxPortionAttributableToParent`	$-1.00M	USD	1 Quarter
Other, net of tax provision (benefit)	`OtherComprehensiveIncomeLossOtherNetofTaxPortionAttributableToParent`	-	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$62.00M	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-124.00M	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-71.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$71.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$13.00M	USD	3 Qtrs
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-51.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$160.00M	USD	1 Quarter
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$281.00M	USD	3 Qtrs
Less: Comprehensive income (loss) attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$3.00M	USD	1 Quarter
Less: Comprehensive income (loss) attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$3.00M	USD	1 Quarter
Less: Comprehensive income (loss) attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$5.00M	USD	3 Qtrs
Less: Comprehensive income (loss) attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$11.00M	USD	3 Qtrs
Comprehensive income (loss) attributable to Assured Guaranty Ltd.	`ComprehensiveIncomeNetOfTax`	$157.00M	USD	1 Quarter
Comprehensive income (loss) attributable to Assured Guaranty Ltd.	`ComprehensiveIncomeNetOfTax`	$276.00M	USD	3 Qtrs
Comprehensive income (loss) attributable to Assured Guaranty Ltd.	`ComprehensiveIncomeNetOfTax`	$2.00M	USD	3 Qtrs
Comprehensive income (loss) attributable to Assured Guaranty Ltd.	`ComprehensiveIncomeNetOfTax`	$-54.00M	USD	1 Quarter

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.