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Condensed Consolidated Statements of Changes in Equity (Parenthetical) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Statement of Stockholders' Equity [Abstract]        
Changes in net unrealized gains on available-for-sale securities, tax expense $ 1 $ 3 $ 5 $ 4
Reclassification adjustment for gains included in net income, tax expense 1 0 3 13
Other, tax expense $ 1 $ 1 $ 2 $ 2