Equity, Reclassification Out of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Reclassification Adjustment out of Accumulated Other Comprehensive Loss [Line Items]
Other income, net		$ 179	$ 16	$ 132
Revenues	[1]	176,383	113,977	64,912
Total before tax		15,307	1,543	(2,010)
Tax (expense) benefit		(3,428)	(255)	903
Net income (loss)		11,879	1,288	(1,107)
Reclassification out of Accumulated Other Comprehensive Loss [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Loss [Line Items]
Net income (loss)		(325)	(90)	(11)
Net Gain (Loss) on Pension and Other Postretirement Benefits [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Loss [Line Items]
Total before tax		(91)	(63)	(53)
Tax (expense) benefit		20	14	12
Net income (loss)		(71)	(49)	(41)
Net Actuarial Loss [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Loss [Line Items]
Other income, net	[2]	(52)	(80)	(74)
Prior Service Credit [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Loss [Line Items]
Other income, net	[2]	22	25	26
Settlement Loss [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Loss [Line Items]
Other income, net	[2]	(61)	(8)	(5)
Gains (Losses) on Cash Flow Hedges [Member[ | Reclassification out of Accumulated Other Comprehensive Loss [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Loss [Line Items]
Total before tax		(286)	(46)	34
Tax (expense) benefit		32	5	(4)
Net income (loss)		(254)	(41)	30
Gains (Losses) on Cash Flow Hedges [Member[ | Reclassification out of Accumulated Other Comprehensive Loss [Member] | Commodity Contracts [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Loss [Line Items]
Revenues		$ (286)	$ (46)	$ 34

[1] Includes excise taxes on sales by certain of our foreign operations of $5,194 million, $5,645 million, and $4,797 million for the years ended December 31, 2022, 2021, and 2020.

[2] These accumulated other comprehensive loss components are included in the computation of net periodic benefit cost, as discussed in Note 12.