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Fair Value Measurements - Interest Rate Derivatives (Details) - Designated as Hedging Instrument - USD ($) $ in Millions | Mar. 31, 2023 | Dec. 31, 2022
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Fixed-to-Floating Interest Rate Swap | Fair Value Hedging |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Liability value of fixed-to-floating interest rate swap | $ 103 | $ 118
Forward Starting Interest Rate Swap | Cash Flow Hedge |  |
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Cash flow hedge derivative instrument assets at fair value | $ 124 | $ 127

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