Derivatives and Hedging Instruments - Cash Flow Hedges (Details) - Cash Flow Hedges - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount of gain or (loss) recognized in accumulated other comprehensive income:	$ 26	$ (19)
Amount of gain or (loss) reclassified from accumulated other comprehensive income to income:	(1)	9
Foreign currency forward and option contracts
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount of gain or (loss) recognized in accumulated other comprehensive income:	27	(13)
Cross-currency interest rate swaps
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount of gain or (loss) recognized in accumulated other comprehensive income:	(2)	(2)
Interest rate locks
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount of gain or (loss) recognized in accumulated other comprehensive income:	1	(4)
Foreign exchange forward | Revenues
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount of gain or (loss) reclassified from accumulated other comprehensive income to income:	(3)	12
Foreign exchange forward | Costs and operating expenses
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Amount of gain or (loss) reclassified from accumulated other comprehensive income to income:	$ 2	$ (3)