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Income Taxes (Components Of Deferred Tax Assets and Liabilities) (Detail) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Deferred tax liabilities: |  |
Unearned premium revenue | $ 34 | $ 36
Deferred acquisition costs | 7 | 4
Net gains on financial instruments at fair value and foreign exchange | 92 | 121
Net deferred taxes on VIEs | 11 | 27
Total gross deferred tax liabilities | 144 | 188
Deferred tax assets: |  |
Compensation and employee benefits | 7 | 8
Accrued interest | 292 | 259
Loss and loss adjustment expense reserves | 62 | 148
Net operating loss | 871 | 814
Foreign tax credits | 56 | 57
Other-than-temporary impairments and capital loss carryforward | 55 | 16
Net unrealized gains and losses in accumulated other comprehensive income | 30 | 72
Other | 16 | 13
Total gross deferred tax assets | 1,389 | 1,387
Valuation allowance | 1,245 | 1,199
Net deferred tax asset | $ 0 | $ 0

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