Segment Information (Segment Information) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment Information
Revenues	$ (24,683)	$ (20,340)	$ (75,617)	$ (62,159)
Earnings Before Income Taxes	1,230	653	4,020	2,302
Ag Services and Oilseeds [Member]
Segment Information
Revenues	(19,141)	(15,689)	(58,823)	(48,967)
Earnings Before Income Taxes	1,075	618	3,202	1,965
Ag Services [Member]
Segment Information
Revenues	(12,537)	(9,899)	(38,717)	(32,860)
Crushing [Member]
Segment Information
Revenues	(3,220)	(2,842)	(9,804)	(8,411)
Refined Products and Other [Member]
Segment Information
Revenues	(3,384)	(2,948)	(10,302)	(7,696)
Carbohydrate Solutions [Member]
Segment Information
Revenues	(3,581)	(2,866)	(10,698)	(7,909)
Earnings Before Income Taxes	309	213	1,099	855
Starches and sweeteners [Member]
Segment Information
Revenues	(2,680)	(1,972)	(7,697)	(5,563)
VCP [Member]
Segment Information
Revenues	(901)	(894)	(3,001)	(2,346)
Nutrition [Member]
Segment Information
Revenues	(1,864)	(1,697)	(5,791)	(4,993)
Earnings Before Income Taxes	177	176	605	531
Human Nutrition [Member]
Segment Information
Revenues	(906)	(808)	(2,884)	(2,410)
Animal Nutrition [Member]
Segment Information
Revenues	(958)	(889)	(2,907)	(2,583)
Other [Member]
Segment Information
Revenues	(97)	(88)	(305)	(290)
Earnings Before Income Taxes	18	(5)	78	10
Operating Segments [Member]
Segment Information
Earnings Before Income Taxes	1,559	1,000	4,938	3,250
Operating Segments [Member] | Ag Services and Oilseeds [Member]
Segment Information
Revenues	(20,238)	(16,410)	(61,838)	(51,148)
Operating Segments [Member] | Carbohydrate Solutions [Member]
Segment Information
Revenues	(4,070)	(3,227)	(12,750)	(9,132)
Operating Segments [Member] | Nutrition [Member]
Segment Information
Revenues	(1,900)	(1,755)	(5,921)	(5,172)
Operating Segments [Member] | Other [Member]
Segment Information
Revenues	(97)	(88)	(305)	(290)
Intersegment Elimination [Member]
Segment Information
Revenues	1,622	1,140	5,197	3,583
Intersegment Elimination [Member] | Ag Services and Oilseeds [Member]
Segment Information
Revenues	1,097	721	3,015	2,181
Intersegment Elimination [Member] | Carbohydrate Solutions [Member]
Segment Information
Revenues	489	361	2,052	1,223
Intersegment Elimination [Member] | Nutrition [Member]
Segment Information
Revenues	36	58	130	179
Corporate, Non-Segment [Member]
Segment Information
Earnings Before Income Taxes	(329)	(347)	(918)	(948)
Other (Income) Expense - Net [Member] | Segment Reconciling Items [Member]
Segment Information
Earnings Before Income Taxes	29	0	30	22
Asset impairment, restructuring, and settlement [Member] | Segment Reconciling Items [Member]
Segment Information
Earnings Before Income Taxes	$ (49)	$ (2)	$ (76)	$ (133)