Financial Instruments Cash Flow Hedges Included in AOCI (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Notional Amount	$ 979	$ 2,889	$ 979	$ 2,889	$ 1,600
Designated as Hedging Instrument [Member] | Commodity Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Remaining Maturity	2 years		2 years
Beginning Balance	$ (79)	(1)	$ (71)	55
Additions and revaluations of derivatives designated as cash flow hedges	(20)	(33)	(38)	(74)
Clearance of hedge results to earnings	7	(37)	17	(52)
Ending Balance	$ (92)	(71)	(92)	(71)
After-tax net gain (loss) to be reclassified from AOCL into earnings over the next twelve months			$ 86
Designated as Hedging Instrument [Member] | Foreign Currency Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Remaining Maturity	2 years		2 years
Beginning Balance	$ 7	(1)	$ 1	10
Additions and revaluations of derivatives designated as cash flow hedges	14	(17)	19	(27)
Clearance of hedge results to earnings	(1)	2	0	1
Ending Balance	$ 20	$ (16)	20	$ (16)
After-tax net gain (loss) to be reclassified from AOCL into earnings over the next twelve months			$ 20