Hedging Activities and Fair Value Measurements - Location on Unaudited Consolidated Statements of Operations (Details) - Not Designated as Hedging Instrument [Member] - Other Nonoperating Income (Expense) [Member] - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gain (Loss) on Foreign Currency Derivative Instruments Not Designated as Hedging Instruments	$ (132)	$ 30	$ (174)	$ 45
Foreign Currency Transaction Gain (Loss), before Tax	131	(31)	173	(51)
Net currency exchange gain (loss)	$ 0	$ (1)	$ (1)	$ (6)