Consolidated Statements of Equity - USD ($) $ in Millions	Total	Valero Energy Corporation Stockholders' Equity [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Loss [Member]	Non-controlling Interests [Member]
Balance as of beginning of period at Dec. 31, 2019	$ 22,536	$ 21,803	$ 7	$ 6,821	$ (15,648)	$ 31,974	$ (1,351)	$ 733
Increase (Decrease) in Stockholders' Equity Roll Forward
Net income (loss)	(1,107)	(1,421)				(1,421)		314
Dividends on common stock	(1,600)	(1,600)				(1,600)
Stock-based compensation expense	76	76		76
Transactions in connection with stock-based compensation plans	2	2		(83)	85
Purchases of common stock for treasury	(156)	(156)			(156)
Distributions to noncontrolling interests	(208)							(208)
Other comprehensive income (loss)	99	97					97	2
Balance as of end of period at Dec. 31, 2020	19,642	18,801	7	6,814	(15,719)	28,953	(1,254)	841
Increase (Decrease) in Stockholders' Equity Roll Forward
Net income (loss)	1,288	930				930		358
Dividends on common stock	(1,602)	(1,602)				(1,602)
Stock-based compensation expense	80	80		80
Transactions in connection with stock-based compensation plans	2	2		(67)	69
Purchases of common stock for treasury	(27)	(27)			(27)
Contributions from noncontrolling interests	189							189
Distributions to noncontrolling interests	(2)							(2)
Other comprehensive income (loss)	247	246					246	1
Balance as of end of period at Dec. 31, 2021	19,817	18,430	7	6,827	(15,677)	28,281	(1,008)	1,387
Increase (Decrease) in Stockholders' Equity Roll Forward
Net income (loss)	11,879	11,528				11,528		351
Dividends on common stock	(1,562)	(1,562)				(1,562)
Stock-based compensation expense	89	89		89
Transactions in connection with stock-based compensation plans	4	4		(53)	57
Purchases of common stock for treasury	(4,577)	(4,577)			(4,577)
Contributions from noncontrolling interests	265							265
Distributions to noncontrolling interests	(93)							(93)
Other comprehensive income (loss)	(354)	(351)					(351)	(3)
Balance as of end of period at Dec. 31, 2022	$ 25,468	$ 23,561	$ 7	$ 6,863	$ (20,197)	$ 38,247	$ (1,359)	$ 1,907