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Debt and Credit Agreements - Schedule of Interest Rate Derivatives (Details) - USD ($) | Mar. 31, 2025 | Dec. 31, 2024
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Five Separate Fixed-to-Floating Interest Rate Swaps | Fair Value Hedging | Designated as Hedging Instrument |  |
Derivative [Line Items] |  |
Fair Value Asset Adjustment to Hedged Notes | $ 20,000,000 | $ 7,000,000
Fair Value Liability Adjustment to Hedged Notes | (110,000,000) | (123,000,000)
Carrying Amount of Hedged Notes | 1,210,000,000 | 934,000,000
Fixed Rate Notes Due Between 2036 and 2040 |  |
Derivative [Line Items] |  |
Notional Value of Hedged Notes | $ 1,300,000,000 | $ 1,050,000,000

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