Supplementary Information - Quarterly Financial Data (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Supplementary Information
Net sales	$ 1,921	$ 2,033	$ 2,069	$ 2,137	$ 1,987	$ 2,023	$ 2,044	$ 1,892	$ 8,160	$ 7,946	$ 6,894
Gross profit	400	421	441	487	351	374	390	379	1,749	1,494	1,331
Net income attributable to Ingredion	$ 131	$ 158	$ 163	$ 191	$ 114	$ 106	$ 142	$ 130	$ 643	$ 492	$ 117
Basic earnings per common share of Ingredion (in dollars per share)	$ 2.00	$ 2.39	$ 2.46	$ 2.89	$ 1.73	$ 1.61	$ 2.14	$ 1.94	$ 9.74	$ 7.43	$ 1.74
Diluted earnings per common share of Ingredion (in dollars per share)	1.97	2.36	2.42	2.85	1.71	1.59	2.12	1.92	$ 9.60	$ 7.34	$ 1.73
Per share dividends declared (in dollars per share)	$ 0.78	$ 0.78	$ 0.71	$ 0.71	$ 0.71	$ 0.71	$ 0.65	$ 0.65