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INVESTMENTS - Contractual and Economic Maturities of Investments in Fixed Maturities (Detail) - USD ($) $ in Millions | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Available for sale: |  |  |  |
Due in one year or less | [1] | $ 1,835 |  |
Due after one year through five years | [1] | 6,385 |  |
Due after five years through 10 years | [1] | 16,998 |  |
Due after 10 years | [1] | 41,096 |  |
Mortgage- and asset-backed securities | [1] | 2,847 |  |
Total fixed maturity securities, available-for-sale, amortized cost | [1] | 69,161 |  |
Held to maturity: |  |  |  |
Due in one year or less | [1] | 0 |  |
Due after one year through five years | [1] | 35 |  |
Due after five years through 10 years | [1] | 9,014 |  |
Due after 10 years | [1] | 7,850 |  |
Mortgage- and asset-backed securities | [1] | 0 |  |
Total fixed maturity securities, held-to- maturity, amortized cost |  | 16,899 | [1] | $ 19,056
Available for sale: |  |  |  |
Due in one year or less |  | 1,871 |  |
Due after one year through five years |  | 6,920 |  |
Due after five years through 10 years |  | 18,432 |  |
Due after 10 years |  | 39,582 |  |
Mortgage- and asset-backed securities |  | 2,996 |  |
Fair Value |  | 69,801 |  | 75,741
Held to maturity: |  |  |  |
Due in one year or less |  | 0 |  |
Due after one year through five years |  | 37 |  |
Due after five years through 10 years |  | 9,815 |  |
Due after 10 years |  | 8,608 |  |
Mortgage- and asset-backed securities |  | 0 |  |
Fair Value |  | $ 18,460 |  | $ 21,210
[1] | Net of allowance for credit losses

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