Consolidated Statements of Comprehensive Income (unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Net income	$ 874	$ 863	$ 2,331	$ 1,756
Other comprehensive income (loss):
Foreign currency translation adjustment	23	228	(223)	510
Net gain on pension and other postretirement benefits	8	4	25	11
Other comprehensive income (loss) before income tax expense	31	232	(198)	521
Income tax expense related to items of other comprehensive income (loss)	1	1	5	3
Other comprehensive income (loss)	30	231	(203)	518
Comprehensive income	904	1,094	2,128	2,274
Less: Comprehensive income attributable to noncontrolling interests	21	23	162	63
Comprehensive income attributable to Valero Energy Corporation stockholders	$ 883	$ 1,071	$ 1,966	$ 2,211