Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions		12 Months Ended
		Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Operating revenues (a)	[1]	$ 75,659	$ 87,804	$ 130,844
Costs and expenses:
Cost of sales (excluding the lower of cost or market inventory valuation adjustment)		65,962	73,861	118,141
Lower of cost or market inventory valuation adjustment		(747)	790	0
Operating expenses		4,207	4,243	4,387
General and administrative expenses		715	710	724
Depreciation and amortization expense		1,894	1,842	1,690
Asset impairment loss		56	0	0
Total costs and expenses		72,087	81,446	124,942
Operating income		3,572	6,358	5,902
Other income, net		56	46	47
Interest and debt expense, net of capitalized interest		(446)	(433)	(397)
Income from continuing operations before income tax expense		3,182	5,971	5,552
Income tax expense		765	1,870	1,777
Income from continuing operations		2,417	4,101	3,775
Loss from discontinued operations		0	0	(64)
Net income		2,417	4,101	3,711
Less: Net income attributable to noncontrolling interests		128	111	81
Net income attributable to Valero Energy Corporation stockholders		2,289	3,990	3,630
Net income attributable to Valero Energy Corporation stockholders:
Continuing operations		2,289	3,990	3,694
Discontinued operations		0	0	(64)
Net income attributable to Valero Energy Corporation stockholders		$ 2,289	$ 3,990	$ 3,630
Earnings per common share:
Continuing operations		$ 4.94	$ 8.00	$ 7.00
Discontinued operations		0.00	0.00	(0.12)
Total		$ 4.94	$ 8.00	$ 6.88
Weighted-average common shares outstanding (in millions)		461	497	526
Earnings per common share – assuming dilution:
Continuing operations		$ 4.94	$ 7.99	$ 6.97
Discontinued operations		0.00	0.00	(0.12)
Total		$ 4.94	$ 7.99	$ 6.85
Weighted-average common shares outstanding – assuming dilution (in millions)		464	500	530
Dividends per common share		$ 2.40	$ 1.70	$ 1.05

[1] Includes excise taxes on sales by certain of our international operations of $5,493 million, $5,980 million, and $5,901 million.