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Condensed Consolidated Statements of Changes in Equity (Unaudited) (Parenthetical) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Statement of Stockholders' Equity [Abstract]    
Changes in net unrealized gains (losses) on available-for-sale securities, tax $ (1) $ 2
Reclassification adjustment for gains included in net income, tax 0 0
Other, tax $ 0 $ 0