Consolidated Statements of Income (Unaudited) - USD ($) shares in Millions, $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Operating revenues (a)	[1]	$ 19,584	$ 25,118	$ 35,298	$ 46,448
Costs and expenses:
Cost of sales (excluding the lower of cost or market inventory valuation adjustment)		17,120	21,394	30,627	39,557
Lower of cost or market inventory valuation adjustment		(454)	0	(747)	0
Operating expenses		1,001	1,043	2,031	2,127
General and administrative expenses		159	178	315	325
Depreciation and amortization expense		471	425	956	866
Asset impairment loss		56	0	56	0
Total costs and expenses		18,353	23,040	33,238	42,875
Operating income		1,231	2,078	2,060	3,573
Other income, net		14	8	23	32
Interest and debt expense, net of capitalized interest		(111)	(113)	(219)	(214)
Income before income tax expense		1,134	1,973	1,864	3,391
Income tax expense		291	608	508	1,058
Net income		843	1,365	1,356	2,333
Less: Net income attributable to noncontrolling interests		29	14	47	18
Net income attributable to Valero Energy Corporation stockholders		$ 814	$ 1,351	$ 1,309	$ 2,315
Earnings per common share		$ 1.74	$ 2.67	$ 2.79	$ 4.53
Weighted-average common shares outstanding (in millions)		467	505	468	509
Earnings per common share – assuming dilution		$ 1.73	$ 2.66	$ 2.78	$ 4.52
Weighted-average common shares outstanding – assuming dilution (in millions)		470	508	471	512
Dividends per common share		$ 0.60	$ 0.40	$ 1.20	$ 0.80

[1] Includes excise taxes on sales by certain of our international operations of $1,470 million and $1,513 million for the three months ended June 30, 2016 and 2015, respectively, and $2,865 million and $2,939 million for the six months ended June 30, 2016 and 2015, respectively.