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Fair Value Measurements - Additional Information (Detail) - USD ($) $ in Millions | 12 Months Ended |
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Dec. 31, 2023 | Dec. 31, 2022
Fair Value Disclosures [Abstract] |  |
Maximum remaining term for investment purchased for estimating at cost | 90 days |
Decrease in valuation due to net credit risk adjustments | $ 5 | $ 6
Decrease in valuation due to liquidity adjustments | $ 1 | $ 1

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- Definition Maximum remaining term for investment purchased for estimating at cost. + References No definition available. + Details
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- Definition Amount of credit risk valuation adjustment to derivative assets to properly reflect the credit quality of the counterparties. + References No definition available. + Details
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- References No definition available. + Details
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