CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 3,751	$ 4,479	$ 5,365
Defined benefit plans:
Actuarial gains arising during the period, net of taxes	39	62	179
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), after Tax	0	1	0
Amortization of unrecognized amounts included in net periodic benefit costs	5	8	18
Foreign exchange losses	0	(1)	(1)
Other comprehensive income	44	68	196
Total comprehensive income	3,795	4,547	5,561
Total comprehensive income attributable to noncontrolling interests	(1,901)	(1,011)	(1,060)
Total comprehensive income attributable to common stockholders	$ 1,894	$ 3,536	$ 4,501