Derivative Financial Instruments and Risk Management - Schedule of Fair Value Hedging Instruments, Statements of Financial Performance and Financial Position, Location (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Derivatives, Fair Value
Carrying Value of the Hedged Liabilities	$ 3,953	$ 3,730
Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Value of the Hedged Liabilities	54	(16)
Current maturities of long-term debt
Derivatives, Fair Value
Carrying Value of the Hedged Liabilities	602	483
Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Value of the Hedged Liabilities	$ 3	$ (16)
Hedged Liability, Statement of Financial Position [Extensible Enumeration]	Other liabilities	Other liabilities
Long-term debt
Derivatives, Fair Value
Carrying Value of the Hedged Liabilities	$ 3,351	$ 3,247
Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Value of the Hedged Liabilities	$ 51	$ 0
Hedged Liability, Statement of Financial Position [Extensible Enumeration]	Other liabilities	Other liabilities