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Fair Value Measurements and Derivative Instruments - Schedule of Effect of Derivative Instruments Not Designated as Cash Flow Hedging Instruments (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Derivative instruments disclosure      
Amount of Gain (Loss) Recognized in Income on Derivative $ (77) $ 20 $ (102)
Foreign currency forward contracts | Other (expense) income      
Derivative instruments disclosure      
Amount of Gain (Loss) Recognized in Income on Derivative (77) 19 (102)
Fuel swaps | Other (expense) income      
Derivative instruments disclosure      
Amount of Gain (Loss) Recognized in Income on Derivative $ 0 $ 1 $ 0