Consolidated Statements of Income (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Consolidated Statements of Income
Operating revenues	$ 138,074	$ 139,250	$ 125,987
Costs and expenses:
Cost of sales	127,316	127,268	115,719
Operating expenses:
Refining	3,704	3,668	3,406
Retail	226	686	678
Ethanol	387	332	399
General and administrative expenses	758	698	571
Depreciation and amortization expense	1,720	1,574	1,534
Asset impairment losses	0	1,014	0
Total costs and expenses	134,111	135,240	122,307
Operating income	3,963	4,010	3,680
Gain on disposition of retained interest in CST Brands, Inc.	325	0	0
Other income, net	59	9	43
Interest and debt expense, net of capitalized interest	(365)	(313)	(401)
Income from continuing operations before income tax expense	3,982	3,706	3,322
Income tax expense	1,254	1,626	1,226
Income from continuing operations	2,728	2,080	2,096
Loss from discontinued operations, net of income taxes	0	0	(7)
Net income	2,728	2,080	2,089
Less: Net income (loss) attributable to noncontrolling interests	8	(3)	(1)
Net income attributable to Valero Energy Corporation stockholders	2,720	2,083	2,090
Net income attributable to Valero Energy Corporation stockholders:
Continuing operations	2,720	2,083	2,097
Discontinued operations	0	0	(7)
Net income attributable to Valero Energy Corporation stockholders	$ 2,720	$ 2,083	$ 2,090
Earnings per common share:
Continuing operations	$ 4.99	$ 3.77	$ 3.70
Discontinued operations	$ 0.00	$ 0.00	$ (0.01)
Total	$ 4.99	$ 3.77	$ 3.69
Weighted-average common shares outstanding (in millions)	542	550	563
Earnings per common share – assuming dilution:
Continuing operations	$ 4.97	$ 3.75	$ 3.69
Discontinued operations	$ 0.00	$ 0.00	$ (0.01)
Total	$ 4.97	$ 3.75	$ 3.68
Weighted-average common shares outstanding – assuming dilution (in millions)	548	556	569
Dividends per common share	$ 0.85	$ 0.65	$ 0.30