Fair Value Measurements and Financial Instruments - Schedule of Gain (Loss) Included in OCI (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Cash flow hedges [Abstract]
Gain (loss) recognized in OCI	$ 83	$ (49)	$ 141	$ 4
Foreign Currency Contracts
Cash flow hedges [Abstract]
Gain (loss) recognized in OCI	19	(2)	13	4
Net investment hedges [Abstract]
Gain (loss) on instruments	9	(19)	3	4
Gain (loss) on hedged items	(9)	19	(3)	(4)
Forward-starting interest rate swaps
Cash flow hedges [Abstract]
Gain (loss) recognized in OCI	67	(48)	124	(2)
Commodity Contracts
Cash flow hedges [Abstract]
Gain (loss) recognized in OCI	(3)	1	4	2
Foreign Currency Debt
Net investment hedges [Abstract]
Gain (loss) on instruments	296	(62)	360	149
Gain (loss) on hedged items	$ (296)	$ 62	$ (360)	$ (149)