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Derivatives - Schedule of Derivative Assets And Collateral Received (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Derivative [Line Items] |  |
Gross amounts of recognized assets | $ 576 | $ 458
Gross amounts offset in the Balance Sheets | 0 | 0
Net amounts of assets presented in the Statements of Condition | 576 | 458
Derivative liabilities available for offset | (79) | (64)
Collateral received | (489) | (380)
Net amount | 8 | 14
Derivative assets not subject to master netting agreements | $ 1 | $ 2
Derivative Asset, Statement of Financial Position [Extensible Enumeration] | Other assets | Other assets
Derivatives, interest rate contracts |  |
Derivative [Line Items] |  |
Gross amounts of recognized assets | $ 567 | $ 449
Gross amounts offset in the Balance Sheets | 0 | 0
Net amounts of assets presented in the Statements of Condition | 567 | 449
Derivative liabilities available for offset | (75) | (58)
Collateral received | (486) | (378)
Net amount | 6 | 13
Forward contracts |  |
Derivative [Line Items] |  |
Gross amounts of recognized assets | 9 | 9
Gross amounts offset in the Balance Sheets | 0 | 0
Net amounts of assets presented in the Statements of Condition | 9 | 9
Derivative liabilities available for offset | (4) | (6)
Collateral received | (3) | (2)
Net amount | $ 2 | $ 1

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