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Stockholders' Equity - Other Comprehensive Income (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Before Tax |  |
Net unrealized gains (losses) on securities available for sale | $ (1,115) | $ 1,267
Net unrealized gains (losses) on hedging relationships | (542) | 528
Foreign currency translation adjustments | 3 | 1
Other | 1 | 0
Other comprehensive income (loss) | (1,653) | 1,796
Provision (Benefit) |  |
Net unrealized gains (losses) on securities available for sale | (271) | 305
Net unrealized gains (losses) on hedging relationships | (132) | 127
Foreign currency translation adjustments | 16 | (12)
Other | 0 | 0
Other comprehensive income (loss) | (387) | 420
After Tax |  |
Net unrealized gains (losses) on securities available for sale | (844) | 962
Net unrealized gains (losses) on hedging relationships | (410) | 401
Foreign currency translation adjustments | (13) | 13
Other | 1 | 0
Other comprehensive income (loss), net of tax | $ (1,266) | $ 1,376

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