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INVESTMENTS - Equity Securities (Detail) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Equity Securities, FV-NI [Line Items] |  |
Equity securities | $ 1,088 | $ 1,091
Yen-denominated |  |
Equity Securities, FV-NI [Line Items] |  |
Equity securities | 751 | 670
Dollar-denominated |  |
Equity Securities, FV-NI [Line Items] |  |
Equity securities | 252 | 374
Other currencies |  |
Equity Securities, FV-NI [Line Items] |  |
Equity securities | $ 85 | $ 47

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