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Contracts Accounted for as Insurance - Net Expected Loss to be Expensed Insurance Contracts (Details) $ in Millions | Jun. 30, 2022 USD ($)
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Insurance [Abstract] |
2022 (July 1 - September 30) | $ 4
2022 (October 1 - December 31) | 5
Subtotal 2022 | 9
2023 | 18
2024 | 17
2025 | 16
2026 | 19
2027-2031 | 72
2032-2036 | 48
2037-2041 | 10
After 2041 | 3
Net expected loss to be expensed | 212
Future accretion | 216
Total expected future loss and LAE | $ 428

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- Definition Financial Guarantee Insurance Contracts Future Expected Net Loss to be Expensed Beyond Nineteenth Fiscal Year from Balance Sheet Date + References No definition available. + Details
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- Definition Financial Guarantee Insurance Contracts Future Expected Net Loss to be Expensed During Fourth Quarter Following Balance Sheet Date + References No definition available. + Details
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- Definition Financial Guarantee Insurance Contracts, Future Expected, Net Loss to be Expensed During Remainder of Fiscal Year Following Balance Sheet Date + References No definition available. + Details
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- Definition Financial Guarantee Insurance Contracts, Future Expected, Net Loss to be Expensed in First Full Fiscal Year + References No definition available. + Details
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- Definition Financial Guarantee Insurance Contracts Future Expected Net Loss to be Expensed More than 14 and Within 19 Years from Balance Sheet Date + References No definition available. + Details
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- Definition Financial Guarantee Insurance Contracts Future Expected Net Loss to be Expensed More than 9 and Within 14 Years from Balance Sheet Date + References No definition available. + Details
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- Definition Financial Guarantee Insurance Contracts Future Expected Net Loss to be Expensed More than Four and Within 9 Years from Balance Sheet Date + References No definition available. + Details
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Namespace Prefix: | ago_
Data Type: | xbrli:monetaryItemType
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- Definition Financial Guarantee Insurance Contracts Future Expected Net Loss to be Expensed During Third Quarter Following Balance Sheet Date + References No definition available. + Details
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- Definition For financial guarantee insurance contracts, the amount of net loss expected to be expensed within the fourth full fiscal year following the date of the latest balance sheet presented in the financial statements. + References No definition available. + Details
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Balance Type: | debit
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- Definition For financial guaranty insurance contracts, the amount of net loss expected to be expensed within the second full fiscal year following the date of the latest balance sheet presented in the financial statements. + References No definition available. + Details
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- Definition Financial Guarantee Insurance Contracts, Future Expected, Net Loss to be Expensed in Third Full Fiscal Year + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- Definition Financial Guarantee Insurance Contracts, Net Loss to be Expensed, Present Value + References No definition available. + Details
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- Definition Financial Guarantee Insurance Contracts, Net Loss to be Expensed, Undiscounted + References No definition available. + Details
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- Definition Schedule of Insured Financial Obligations with Credit Deterioration, Reductions of Gross Claim Liability, Net of Reinsurance Recoverable, Discount + References No definition available. + Details
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- References No definition available. + Details
Name: | us-gaap_InsuranceAbstract
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