Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Condensed Consolidated Statements of Comprehensive Income
Net income	$ 98	$ 169	$ 357	$ 429
Other comprehensive income
Losses on cash flow hedges, net of income tax effect of $ —, $6, $ — and $2, respectively	(2)	(10)	(1)	(2)
Losses on cash flow hedges reclassified to earnings, net of income tax effect of $ —, $1, $1 and $ —, respectively	2		4	1
Actuarial (losses) gains on pension and other postretirement obligations, settlements and plan amendments, net of income tax effect of $ — for all periods presented			(1)	1
Losses related to pension and other postretirement obligations reclassified to earnings, net of income tax effect of $ — for all periods presented				(1)
Unrealized (losses) gains on investments, net of income tax effect of $ — for all periods presented	(1)			1
Currency translation adjustment	(17)	30	(113)	62
Comprehensive income	80	189	246	491
Less: Comprehensive income attributable to non-controlling interests	3	3	4	9
Comprehensive income attributable to Ingredion	$ 77	$ 186	$ 242	$ 482