Condensed Consolidated Statements of Equity and Redeemable Equity (USD $) In Millions, unless otherwise specified	Common Stock [Member]	Additional Paid In Capital [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income [Member]	Retained Earnings [Member]	Noncontrolling Interest [Member]	Share Based Payments Subject To Redemption [Member]	Total
Balance at Dec. 31, 2012	$ 1	$ 1,148	$ (6)	$ (475)	$ 1,769	$ 22
Balance Share-based Payments Subject to Redemption at Dec. 31, 2012							19
Increase (Decrease) in Stockholders' Equity
Net income attributable to Ingredion					206.0			205.8
Net income attributable to non-controlling interests						3.0		(2.9)
Dividends declared					(59)	(3)
Gains (losses) on cash-flow hedges, net of income tax effect of $1 and ($11) for the six months ended June 30, 2014 and 2013, respectively				(26)				(26)
Amount of (gains) losses on cash flow hedges reclassified to earnings, net of income tax effect of ($6), and $5 for the six months ended June 30, 2014 and 2013, respectively				(8)				(8)
Share-based compensation		15	(1)
Losses related to pension and other postretirement obligations reclassified to earnings, net of income tax effect				3				3
Unrealized gain on investment, net of income tax effect				1				1
Currency translation adjustment				(110)				(110)
Balance at Jun. 30, 2013	1	1,163	(7)	(615)	1,916	22
Balance Share-based Payments Subject to Redemption at Jun. 30, 2013							19
Balance at Dec. 31, 2013	1	1,166	(225)	(583)	2,045	25		2,429
Balance Share-based Payments Subject to Redemption at Dec. 31, 2013							24	24
Increase (Decrease) in Stockholders' Equity
Net income attributable to Ingredion					175.0			175.2
Net income attributable to non-controlling interests						5.0		(4.6)
Dividends declared					(63)	(3)
Gains (losses) on cash-flow hedges, net of income tax effect of $1 and ($11) for the six months ended June 30, 2014 and 2013, respectively				1				1
Amount of (gains) losses on cash flow hedges reclassified to earnings, net of income tax effect of ($6), and $5 for the six months ended June 30, 2014 and 2013, respectively				13				13
Share-based compensation		2	25				(7)
Losses related to pension and other postretirement obligations reclassified to earnings, net of income tax effect				2				2
Currency translation adjustment				5				5
Balance at Jun. 30, 2014	1	1,168	(200)	(562)	2,157	27		2,591
Balance Share-based Payments Subject to Redemption at Jun. 30, 2014							$ 17	$ 17