Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Statement [Abstract]
Revenues	$ 6,624	$ 5,737	$ 12,945	$ 11,126
Cost of sales:
Production and delivery	3,875	3,549	7,719	6,714
Depreciation, depletion and amortization	509	547	1,104	946
Total cost of sales	4,384	4,096	8,823	7,660
Selling, general and administrative expenses	123	115	267	241
Exploration and research expenses	40	42	77	73
Environmental obligations and shutdown costs	28	74	95	141
Total costs and expenses	4,575	4,327	9,262	8,115
Operating income	2,049	1,410	3,683	3,011
Interest expense, net	(88)	(171)	(177)	(322)
Net gain on early extinguishment of debt	0	5	0	5
Other income, net	69	24	198	112
Income before income taxes and equity in affiliated companies’ net earnings	2,030	1,268	3,704	2,806
Provision for income taxes	(754)	(539)	(1,266)	(1,038)
Equity in affiliated companies’ net earnings	4	2	4	12
Net income	1,280	731	2,442	1,780
Net income (loss) attributable to noncontrolling interests	664	388	1,353	774
Net income attributable to common stockholders	$ 616	$ 343	$ 1,089	$ 1,006
Net income per share attributable to common stockholders:
Earnings per share, basic (in dollars per share)	$ 0.42	$ 0.24	$ 0.75	$ 0.70
Earnings per share, diluted (in dollars per share)	$ 0.42	$ 0.23	$ 0.75	$ 0.69
Weighted-average shares of common stock outstanding:
Basic weighted-average shares of common stock outstanding	1,438	1,434	1,437	1,434
Diluted weighted-average shares of common shares outstanding	1,445	1,442	1,445	1,443
Dividends declared per share of common stock (in dollars per share)	$ 0.15	$ 0.15	$ 0.30	$ 0.30