Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income Statement [Abstract]
Revenues	$ 6,790	$ 5,824	$ 19,735	$ 16,950
Cost of sales:
Production and delivery	4,077	3,553	11,796	10,267
Depreciation, depletion and amortization	600	533	1,704	1,479
Total cost of sales	4,677	4,086	13,500	11,746
Selling, general and administrative expenses	117	118	384	359
Exploration and research expenses	38	30	115	103
Environmental obligations and shutdown costs	20	98	115	239
Total costs and expenses	4,852	4,332	14,114	12,447
Operating income	1,938	1,492	5,621	4,503
Interest expense, net	(72)	(96)	(249)	(418)
Net gain on early extinguishment of debt	0	5	0	10
Other income, net	97	71	295	183
Income before income taxes and equity in affiliated companies’ net earnings	1,963	1,472	5,667	4,278
Provision for income taxes	(737)	(508)	(2,003)	(1,546)
Equity in affiliated companies’ net earnings	10	0	14	12
Net income	1,236	964	3,678	2,744
Net income (loss) attributable to noncontrolling interests	710	510	2,063	1,284
Net income attributable to common stockholders	$ 526	$ 454	$ 1,615	$ 1,460
Net income per share attributable to common stockholders:
Earnings per share, basic (in dollars per share)	$ 0.36	$ 0.31	$ 1.12	$ 1.01
Earnings per share, diluted (in dollars per share)	$ 0.36	$ 0.31	$ 1.11	$ 1.01
Weighted-average shares of common stock outstanding:
Basic weighted-average shares of common stock outstanding	1,438	1,435	1,438	1,434
Diluted weighted-average shares of common shares outstanding	1,444	1,443	1,445	1,443
Dividends declared per share of common stock (in dollars per share)	$ 0.15	$ 0.15	$ 0.45	$ 0.45