Consolidated Statements of Operations and Comprehensive Income (Parenthetical) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Other comprehensive income (loss), reclassification adjustment from AOCI for sale of securities, tax	$ 6	$ 36	$ 0
Total net realized gains (losses) reclassified from AOCI	$ (3)	$ 281	$ 31

Amount before tax of reclassification adjustments of other comprehensive income (loss).

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