Financial Instruments Cash Flow Hedges Included in AOCI (Details) € in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 EUR (€)	Dec. 31, 2021 USD ($)
Designated as Hedging Instrument [Member] | Commodity Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Remaining Maturity			2 years
Beginning Balance	$ 96	$ 10	$ 47	$ (16)
Additions and revaluations of derivatives designated as cash flow hedges	53	73	116	103
Clearance of hedge results to earnings	(68)	(10)	(82)	(14)
Ending Balance	81	73	81	73
After-tax net gain (loss) to be reclassified from AOCL into earnings over the next twelve months			73
Derivative, Notional Amount	361	143	$ 361	143		$ 845
Designated as Hedging Instrument [Member] | Foreign Currency Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Remaining Maturity			2 years
Beginning Balance	(48)	6	$ 32	(17)
Additions and revaluations of derivatives designated as cash flow hedges	15	(30)	(67)	(5)
Clearance of hedge results to earnings	2	3	4	1
Ending Balance	(31)	(21)	(31)	(21)
After-tax net gain (loss) to be reclassified from AOCL into earnings over the next twelve months			31
Derivative, Notional Amount	$ 751	$ 767	$ 751	$ 767		$ 1,252
Net Investment Hedging [Member] | Foreign Currency Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Notional Amount | €					€ 450