Consolidated Statements of Comprehensive Income (unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Net income	$ 582	$ 321
Other comprehensive income:
Foreign currency translation adjustment	45	74
Net gain on pension and other postretirement benefits	8	3
Other comprehensive income before income tax expense	53	77
Income tax expense related to items of other comprehensive income	2	1
Other comprehensive income	51	76
Comprehensive income	633	397
Less: Comprehensive income attributable to noncontrolling interests	116	16
Comprehensive income attributable to Valero Energy Corporation stockholders	$ 517	$ 381