CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Statement of Comprehensive Income [Abstract]
Net Income (Loss)	$ 6,277	$ 1,398
Currency translation adjustment	(11)	(19)
Unrealized holding gain (loss) on securities
Net gain (loss) arising during period	0	(3)
Derivatives
Net derivatives loss on hedge transactions	2	0
Reclassification to net income	0	0
Income taxes on derivatives transactions	0	0
Total	2	0
Actuarial gain (loss)
Amortization to net income of net actuarial loss and settlements	158	435
Actuarial gain (loss) arising during period	139	907
Prior service credits (cost)
Amortization to net income of net prior service costs and curtailments	(4)	(4)
Prior service (costs) credits arising during period	0	0
Defined benefit plans sponsored by equity affiliates - benefit (cost)	6	11
Income (taxes) benefit on defined benefit plans	(53)	(301)
Total	246	1,048
Other Comprehensive Gain (Loss), Net of Tax	237	1,026
Comprehensive Income (Loss)	6,514	2,424
Comprehensive loss (income) attributable to noncontrolling interests	(18)	(21)
Comprehensive Income (Loss) Attributable to Chevron Corporation	$ 6,496	$ 2,403