CONSOLIDATED STATEMENT OF EQUITY (Unaudited) - USD ($) $ in Millions		Total	Common Stock	[1]	Retained Earnings	Accumulated Other Comp. Income (Loss)	Treasury Stock (at cost)	Chevron Corp. Stockholders’ Equity	Non-Controlling Interests
Beginning balance at Dec. 31, 2018		$ 155,642	$ 18,704		$ 180,987	$ (3,544)	$ (41,593)	$ 154,554	$ 1,088
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury stock transactions		34	34					34
Net income		2,642			2,649			2,649	(7)
Cash dividends		(2,250)			(2,244)			(2,244)	(6)
Stock dividends		(1)			(1)			(1)
Other comprehensive income		85				85		85
Purchases of treasury shares		(538)					(538)	(538)
Issuances of treasury shares		510					510	510
Other changes, net		(6)			(4)			(4)	(2)
Ending balance at Mar. 31, 2019		$ 156,118	18,738		181,387	(3,459)	(41,621)	155,045	1,073
Beginning balance, shares issued (in shares) at Dec. 31, 2018	[2]	2,442,676,580
Beginning balance, treasury shares (in shares) at Dec. 31, 2018		(539,838,890)
Beginning balance, shares outstanding (in shares) at Dec. 31, 2018		1,902,837,690
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Purchases (in shares)		(4,710,696)
Issuances (in shares)		6,599,067
Ending balance, shares issued (in shares) at Mar. 31, 2019	[2]	2,442,676,580
Ending balance, treasury shares (in shares) at Mar. 31, 2019		(537,950,519)
Ending balance, shares outstanding (in shares) at Mar. 31, 2019		1,904,726,061
Beginning balance at Dec. 31, 2019		$ 145,208	18,857		174,945	(4,990)	(44,599)	144,213	995
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury stock transactions		10	10					10
Net income		3,581			3,599			3,599	(18)
Cash dividends		(2,407)			(2,402)			(2,402)	(5)
Stock dividends		(1)			(1)			(1)
Other comprehensive income		106				106		106
Purchases of treasury shares		(1,751)					(1,751)	(1,751)
Issuances of treasury shares		184					184	184
Other changes, net		(16)			(28)			(28)	12
Ending balance at Mar. 31, 2020		$ 144,914	$ 18,867		$ 176,113	$ (4,884)	$ (46,166)	$ 143,930	$ 984
Beginning balance, shares issued (in shares) at Dec. 31, 2019	[2]	2,442,676,580
Beginning balance, treasury shares (in shares) at Dec. 31, 2019		(560,508,479)
Beginning balance, shares outstanding (in shares) at Dec. 31, 2019		1,882,168,101
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Purchases (in shares)		(17,501,102)
Issuances (in shares)		2,311,651
Ending balance, shares issued (in shares) at Mar. 31, 2020	[2]	2,442,676,580
Ending balance, treasury shares (in shares) at Mar. 31, 2020		(575,697,930)
Ending balance, shares outstanding (in shares) at Mar. 31, 2020		1,866,978,650

[1] Beginning and ending balances for all periods include capital in excess of par, common stock issued at par for $1,832, and $(240) associated with Chevron's Benefit Plan Trust. Changes reflect capital in excess of par.

[2] Beginning and ending total issued share balances include 14,168,000 shares associated with Chevron's Benefit Plan Trust for all periods.