Financial Instruments - Derivative Instruments Fair Value and Measurement Inputs (Details) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Derivative [Line Items]
Total derivatives	$ 485	$ 445
Currency exchange contracts
Derivative [Line Items]
Total derivatives	9	116
Commodity contracts
Derivative [Line Items]
Total derivatives	369	251
Interest rate contracts
Derivative [Line Items]
Total derivatives	24	10
Net investment hedge derivative contracts
Derivative [Line Items]
Total derivatives	86	71
Equity method investment contracts
Derivative [Line Items]
Total derivatives	(3)	(3)
Quoted Prices in Active Markets for Identical Assets (Level 1)
Derivative [Line Items]
Total derivatives	213	161
Quoted Prices in Active Markets for Identical Assets (Level 1) | Currency exchange contracts
Derivative [Line Items]
Total derivatives	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Commodity contracts
Derivative [Line Items]
Total derivatives	213	161
Quoted Prices in Active Markets for Identical Assets (Level 1) | Interest rate contracts
Derivative [Line Items]
Total derivatives	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Net investment hedge derivative contracts
Derivative [Line Items]
Total derivatives	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity method investment contracts
Derivative [Line Items]
Total derivatives	0	0
Significant Other Observable Inputs (Level 2)
Derivative [Line Items]
Total derivatives	272	284
Significant Other Observable Inputs (Level 2) | Currency exchange contracts
Derivative [Line Items]
Total derivatives	9	116
Significant Other Observable Inputs (Level 2) | Commodity contracts
Derivative [Line Items]
Total derivatives	156	90
Significant Other Observable Inputs (Level 2) | Interest rate contracts
Derivative [Line Items]
Total derivatives	24	10
Significant Other Observable Inputs (Level 2) | Net investment hedge derivative contracts
Derivative [Line Items]
Total derivatives	86	71
Significant Other Observable Inputs (Level 2) | Equity method investment contracts
Derivative [Line Items]
Total derivatives	(3)	(3)
Significant Unobservable Inputs (Level 3)
Derivative [Line Items]
Total derivatives	0	0
Significant Unobservable Inputs (Level 3) | Currency exchange contracts
Derivative [Line Items]
Total derivatives	0	0
Significant Unobservable Inputs (Level 3) | Commodity contracts
Derivative [Line Items]
Total derivatives	0	0
Significant Unobservable Inputs (Level 3) | Interest rate contracts
Derivative [Line Items]
Total derivatives	0	0
Significant Unobservable Inputs (Level 3) | Net investment hedge derivative contracts
Derivative [Line Items]
Total derivatives	0	0
Significant Unobservable Inputs (Level 3) | Equity method investment contracts
Derivative [Line Items]
Total derivatives	$ 0	$ 0