Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Net income	$ 3,711	$ 2,728	$ 2,080
Other comprehensive income (loss):
Foreign currency translation adjustment	(407)	(98)	164
Net gain (loss) on pension and other postretirement benefits	(475)	763	(211)
Net gain (loss) on derivative instruments designated and qualifying as cash flow hedges	1	(2)	(28)
Other comprehensive income (loss) before income tax expense (benefit)	(881)	663	(75)
Income tax expense (benefit) related to items of other comprehensive income (loss)	(164)	262	(87)
Other comprehensive income (loss)	(717)	401	12
Comprehensive income	2,994	3,129	2,092
Less: Comprehensive income (loss) attributable to noncontrolling interests	81	8	(3)
Comprehensive income attributable to Valero Energy Corporation stockholders	$ 2,913	$ 3,121	$ 2,095