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Outstanding Exposure - Schedule of Non-Financial Guaranty Exposure (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Schedule of Insured Financial Obligations [Line Items] |  |
Gross Exposure | $ 1,700 |
Life insurance transactions |  |
Schedule of Insured Financial Obligations [Line Items] |  |
Gross Exposure | 1,314 | $ 1,250
Net Exposure | 986 | 871
Aircraft residual value insurance policies |  |
Schedule of Insured Financial Obligations [Line Items] |  |
Gross Exposure | 355 | 355
Net Exposure | 200 | 200
Other guaranties |  |
Schedule of Insured Financial Obligations [Line Items] |  |
Gross Exposure | 228 | 0
Net Exposure | 228 | $ 0
Maximum | Life insurance transactions |  |
Schedule of Insured Financial Obligations [Line Items] |  |
Net Exposure | $ 1,100 |

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