Financial Instruments Cash Flow Hedges Included in AOCI (Details) - Designated as Hedging Instrument [Member] - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Commodity Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Remaining Maturity	2 years		2 years
Beginning Balance	$ (1)	$ 96	$ 55	$ 47
Additions and revaluations of derivatives designated as cash flow hedges	(33)	53	(74)	116
Clearance of hedge results to earnings	(37)	(68)	(52)	(82)
Ending Balance	(71)	81	(71)	81
After-tax net gain (loss) to be reclassified from AOCL into earnings over the next twelve months			66
Derivative, Notional Amount	$ 487	361	$ 487	361	$ 1,167
Foreign Currency Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Remaining Maturity	2 years		2 years
Beginning Balance	$ (1)	(48)	$ 10	32
Additions and revaluations of derivatives designated as cash flow hedges	(17)	15	(27)	(67)
Clearance of hedge results to earnings	2	2	1	4
Ending Balance	(16)	(31)	(16)	(31)
After-tax net gain (loss) to be reclassified from AOCL into earnings over the next twelve months			16
Derivative, Notional Amount	$ 457	$ 751	$ 457	$ 751	$ 953