Segment Information (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Segment Information
Revenues	$ 19,937,000,000	$ 21,695,000,000	$ 64,032,000,000	$ 70,957,000,000
Segment operating profit	108,000,000	1,031,000,000	1,588,000,000	3,560,000,000
Impairment and restructuring charges	(507,000,000)	(79,000,000)	(532,000,000)	(146,000,000)
Restructuring charges	0	5,000,000	15,000,000	26,000,000
Operating Segments
Segment Information
Revenues	19,828,000,000	21,588,000,000	63,701,000,000	70,635,000,000
Segment operating profit	1,037,000,000	1,446,000,000	3,158,000,000	4,616,000,000
Operating Segments | Ag Services and Oilseeds
Segment Information
Revenues	15,089,000,000	16,479,000,000	49,642,000,000	54,902,000,000
Segment operating profit	480,000,000	848,000,000	1,803,000,000	3,113,000,000
Operating Segments | Ag Services and Oilseeds | Ag Services
Segment Information
Revenues	9,653,000,000	10,198,000,000	32,597,000,000	35,259,000,000
Operating Segments | Ag Services and Oilseeds | Crushing
Segment Information
Revenues	2,869,000,000	3,352,000,000	9,046,000,000	10,515,000,000
Operating Segments | Ag Services and Oilseeds | Refined Products and Other
Segment Information
Revenues	2,567,000,000	2,929,000,000	7,999,000,000	9,128,000,000
Operating Segments | Ag Services and Oilseeds | Originally Reported
Segment Information
Segment operating profit		848,000,000		3,112,000,000
Operating Segments | Ag Services and Oilseeds | Intersegment pricing adjustments
Segment Information
Segment operating profit		0		1,000,000
Operating Segments | Carbohydrate Solutions
Segment Information
Revenues	2,908,000,000	3,325,000,000	8,484,000,000	10,243,000,000
Segment operating profit	452,000,000	468,000,000	1,057,000,000	1,066,000,000
Operating Segments | Carbohydrate Solutions | Starches and Sweeteners
Segment Information
Revenues	2,192,000,000	2,448,000,000	6,559,000,000	7,660,000,000
Operating Segments | Carbohydrate Solutions | Vantage Corn Processors
Segment Information
Revenues	716,000,000	877,000,000	1,925,000,000	2,583,000,000
Operating Segments | Carbohydrate Solutions | Originally Reported
Segment Information
Segment operating profit		460,000,000		1,036,000,000
Operating Segments | Carbohydrate Solutions | Intersegment pricing adjustments
Segment Information
Segment operating profit		8,000,000		30,000,000
Operating Segments | Nutrition
Segment Information
Revenues	1,831,000,000	1,784,000,000	5,575,000,000	5,490,000,000
Segment operating profit	105,000,000	130,000,000	298,000,000	437,000,000
Operating Segments | Nutrition | Human Nutrition
Segment Information
Revenues	1,004,000,000	900,000,000	3,029,000,000	2,802,000,000
Operating Segments | Nutrition | Animal Nutrition
Segment Information
Revenues	827,000,000	884,000,000	2,546,000,000	2,688,000,000
Operating Segments | Nutrition | Originally Reported
Segment Information
Segment operating profit		138,000,000		468,000,000
Operating Segments | Nutrition | Intersegment pricing adjustments
Segment Information
Segment operating profit		(8,000,000)		(31,000,000)
Intersegment Sales
Segment Information
Revenues	733,000,000	837,000,000	2,055,000,000	2,447,000,000
Intersegment Sales | Ag Services and Oilseeds
Segment Information
Revenues	463,000,000	594,000,000	1,320,000,000	1,686,000,000
Intersegment Sales | Ag Services and Oilseeds | Originally Reported
Segment Information
Revenues		1,164,000,000		3,519,000,000
Intersegment Sales | Ag Services and Oilseeds | Intersegment pricing adjustments
Segment Information
Revenues		0		2,000,000
Intersegment Sales | Ag Services and Oilseeds | Intersegment classification adjustments
Segment Information
Revenues		(532,000,000)		(1,447,000,000)
Intersegment Sales | Ag Services and Oilseeds | Additional intersegment classification adjustments
Segment Information
Revenues		(38,000,000)		(388,000,000)
Intersegment Sales | Carbohydrate Solutions
Segment Information
Revenues	247,000,000	232,000,000	680,000,000	726,000,000
Intersegment Sales | Carbohydrate Solutions | Originally Reported
Segment Information
Revenues		159,000,000		1,336,000,000
Intersegment Sales | Carbohydrate Solutions | Intersegment pricing adjustments
Segment Information
Revenues		8,000,000		30,000,000
Intersegment Sales | Carbohydrate Solutions | Intersegment classification adjustments
Segment Information
Revenues		278,000,000		(12,000,000)
Intersegment Sales | Carbohydrate Solutions | Additional intersegment classification adjustments
Segment Information
Revenues		(213,000,000)		(628,000,000)
Intersegment Sales | Nutrition
Segment Information
Revenues	23,000,000	11,000,000	55,000,000	35,000,000
Intersegment Sales | Nutrition | Originally Reported
Segment Information
Revenues		67,000,000		231,000,000
Intersegment Sales | Nutrition | Intersegment pricing adjustments
Segment Information
Revenues		0		0
Intersegment Sales | Nutrition | Intersegment classification adjustments
Segment Information
Revenues		(47,000,000)		(141,000,000)
Intersegment Sales | Nutrition | Additional intersegment classification adjustments
Segment Information
Revenues		(9,000,000)		(55,000,000)
Other Business
Segment Information
Revenues	109,000,000	107,000,000	331,000,000	322,000,000
Segment operating profit	(17,000,000)	46,000,000	200,000,000	229,000,000
Restructuring charges		2,000,000	12,000,000	5,000,000
Segment Reconciling Items
Segment Information
Segment operating profit	(409,000,000)	(390,000,000)	(1,254,000,000)	(1,105,000,000)
(Gain) loss on sales of assets	1,000,000	(2,000,000)	1,000,000	10,000,000
Impairment and restructuring charges	$ (504,000,000)	$ (69,000,000)	$ (517,000,000)	$ (190,000,000)