Condensed Consolidated Statements of Equity and Redeemable Equity (USD $) In Millions, unless otherwise specified	Total	Common Stock	Additional Paid-In Capital	Treasury Stock	Accumulated Other Comprehensive Income (Loss)	Retained Earnings	Non-controlling Interests	Share-based Payments Subject to Redemption
Balance at Dec. 31, 2011		$ 1	$ 1,146	$ (42)	$ (413)	$ 1,412	$ 29
Balance Share-based Payments Subject to Redemption at Dec. 31, 2011								15
Increase (Decrease) in Stockholders' Equity
Net income attributable to Ingredion	316.0					316.0
Net income attributable to non-controlling interests	(4.3)						4.0
Dividends declared						(51)	(4)
Gains (Losses) on cash flow hedges, net of income tax effect of $25 and $39 for the nine months ended September 30, 2013 and 2012, respectively	70				70
Amount of losses on cash flow hedges reclassified to earnings, net of income tax effect of $4 and $6 for the nine months ended September 30, 2013 and 2012, respectively	11				11
Repurchases of common stock				(16)
Share-based compensation			(9)	37				1
Losses related to pension and other postretirement obligations reclassified to earnings, net of income tax effect	4				4
Cumulative translation adjustment	(25)				(25)
Other							(1)
Balance at Sep. 30, 2012		1	1,137	(21)	(353)	1,677	28
Balance Share-based Payments Subject to Redemption at Sep. 30, 2012								16
Balance at Dec. 31, 2012	2,459	1	1,148	(6)	(475)	1,769	22
Balance Share-based Payments Subject to Redemption at Dec. 31, 2012	19							19
Increase (Decrease) in Stockholders' Equity
Net income attributable to Ingredion	292.2					292.0
Net income attributable to non-controlling interests	(4.9)						5.0
Dividends declared						(89)	(4)
Gains (Losses) on cash flow hedges, net of income tax effect of $25 and $39 for the nine months ended September 30, 2013 and 2012, respectively	(54)				(54)
Amount of losses on cash flow hedges reclassified to earnings, net of income tax effect of $4 and $6 for the nine months ended September 30, 2013 and 2012, respectively	10				10
Repurchases of common stock				(56)
Share-based compensation			17	2				2
Losses related to pension and other postretirement obligations reclassified to earnings, net of income tax effect	5				5
Unrealized gain on investment, net of income tax effect	1				1
Cumulative translation adjustment	(105)				(105)
Balance at Sep. 30, 2013	2,483	1	1,165	(60)	(618)	1,972	23
Balance Share-based Payments Subject to Redemption at Sep. 30, 2013	$ 21							$ 21