Investments and Advances - Summary of Financial Information of All Equity Affiliates (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Schedule of Investments [Line Items]
Total revenues	$ 246,252	$ 162,465	$ 94,692
Income before income tax expense	49,674	21,639	(7,453)
Net Income (Loss)	35,608	15,689	(5,561)
Current assets	50,343	33,738
Current liabilities	34,208	26,791
Total affiliates’ net equity	160,242	139,940	132,726	$ 145,208
Income Tax Expense (Benefit)	14,066	5,950	(1,892)
Chevron | Equity Method Investment, Nonconsolidated Investee or Group of Investees
Schedule of Investments [Line Items]
Total revenues	48,323	34,359	21,641
Income before income tax expense	10,876	6,984	2,550
Net Income (Loss)	8,595	5,670	2,034
Current assets	11,671	9,267	7,328
Noncurrent assets	46,428	44,360	43,247
Current liabilities	7,708	7,492	5,052
Noncurrent liabilities	5,980	5,982	5,884
Total affiliates’ net equity	44,411	40,153	39,639
Income Tax Expense (Benefit)	2,281
Affiliates | Equity Method Investment, Nonconsolidated Investee or Group of Investees
Schedule of Investments [Line Items]
Total revenues	100,184	71,241	49,093
Income before income tax expense	23,811	15,175	5,682
Net Income (Loss)	19,077	12,598	4,704
Current assets	26,632	21,871	17,087
Noncurrent assets	101,557	100,235	97,468
Current liabilities	16,319	17,275	12,164
Noncurrent liabilities	22,943	24,219	25,586
Total affiliates’ net equity	88,927	$ 80,612	$ 76,805
Income Tax Expense (Benefit)	$ 4,734