Condensed Consolidated Statements of Equity and Redeemable Equity - USD ($) $ in Millions	Common Stock	Additional Paid-in Capital	Treasury Stock	Accumulated Other Comprehensive Income (Loss)	Retained Earnings	Non-controlling Interests	Redeemable Common Stock	Share-based Payments Subject to Redemption	Total
Balance at Dec. 31, 2014	$ 1	$ 1,164	$ (481)	$ (782)	$ 2,275	$ 30
Balance Share-based Payments Subject to Redemption at Dec. 31, 2014							$ 22
Increase (Decrease) in Stockholders' Equity
Net income attributable to Ingredion					84				$ 84
Net income attributable to non-controlling interests						2			(2)
Dividends declared					(30)	(2)
Losses on cash-flow hedges, net of income tax effect of $6 and $6, respectively				(14)					(14)
Amount of losses on cash-flow hedges reclassified to earnings, net of income tax effect of $3 and $4, respectively				10					(10)
Repurchases of common stock		(6)	(18)
Issuance of common stock on exercise of stock options			3
Share-based compensation		5	11				(7)
Actuarial gain on pension and other postretirement obligations, settlements and plan amendments, net of income tax effect of $2 in 2015				7					7
Currency translation adjustment				(146)					(146)
Balance at Mar. 31, 2015	1	1,163	(485)	(925)	2,329	30
Balance Share-based Payments Subject to Redemption at Mar. 31, 2015							$ 15
Balance at Dec. 31, 2015	1	1,160	(467)	(1,102)	2,552	36			2,180
Balance Share-based Payments Subject to Redemption at Dec. 31, 2015								$ 24	24
Increase (Decrease) in Stockholders' Equity
Net income attributable to Ingredion					127				127
Net income attributable to non-controlling interests						3			(3)
Dividends declared					(32)	(3)
Losses on cash-flow hedges, net of income tax effect of $6 and $6, respectively				(11)					(11)
Amount of losses on cash-flow hedges reclassified to earnings, net of income tax effect of $3 and $4, respectively				7					(7)
Repurchases of common stock		(7)
Issuance of common stock on exercise of stock options		(6)	14
Share-based compensation		7	9					(7)
Currency translation adjustment				39					39
Balance at Mar. 31, 2016	$ 1	$ 1,154	$ (444)	$ (1,067)	$ 2,647	$ 36			2,327
Balance Share-based Payments Subject to Redemption at Mar. 31, 2016								$ 17	$ 17