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
Segment Information
Revenues	$ 22,978	$ 21,695	$ 25,190	$ 24,072	$ 25,939	$ 24,683	$ 27,284	$ 23,650	$ 93,935	$ 101,556	$ 85,249
Operating profit									4,294	5,233	3,313
Gross Profit	1,740	1,810	1,883	2,080	1,762	1,811	2,100	1,897	7,513	7,570	5,987
Net Income (Loss) Attributable to Parent	$ 565	$ 821	$ 927	$ 1,170	$ 1,019	$ 1,031	$ 1,236	$ 1,054	$ 3,483	$ 4,340	$ 2,709
Basic earnings per common share (dollars per share)	$ 1.07	$ 1.52	$ 1.70	$ 2.13	$ 1.84	$ 1.84	$ 2.18	$ 1.86	$ 6.44	$ 7.72	$ 4.80
Diluted earnings per common share (dollars per share)	$ 1.06	$ 1.52	$ 1.70	$ 2.12	$ 1.84	$ 1.83	$ 2.18	$ 1.86	$ 6.43	$ 7.71	$ 4.79
Ag Services and Oilseeds [Member]
Segment Information
Revenues									$ 73,426	$ 79,563	$ 67,047
Carbohydrate Solutions [Member]
Segment Information
Revenues									12,874	13,961	11,110
Nutrition [Member]
Segment Information
Revenues									7,211	7,636	6,712
Intersegment Eliminations [Member]
Segment Information
Revenues	$ 627	$ 837	$ 798	$ 812	$ 718	$ 847	$ 829	$ 681	3,074	3,075
Intersegment Eliminations [Member] | Ag Services and Oilseeds [Member]
Segment Information
Revenues	422	594	562	530	508	597	536	404	2,108	2,045	1,606
Intersegment Eliminations [Member] | Carbohydrate Solutions [Member]
Segment Information
Revenues	192	232	224	270	196	233	272	267	918	968	955
Intersegment Eliminations [Member] | Nutrition [Member]
Segment Information
Revenues	13	11	12	12	14	17	21	10	48	62	48
Operating Segments [Member]
Segment Information
Revenues									93,511	101,160	84,869
Operating profit	1,253	1,446	1,542	1,628	1,575	1,562	1,831	1,514	5,869	6,482	4,749
Operating Segments [Member] | Ag Services and Oilseeds [Member]
Segment Information
Operating profit	954	848	1,054	1,211	1,194	1,077	1,119	1,011	4,067	4,401	2,799
Operating Segments [Member] | Carbohydrate Solutions [Member]
Segment Information
Operating profit	309	468	319	279	276	306	502	329	1,375	1,413	1,318
Operating Segments [Member] | Nutrition [Member]
Segment Information
Operating profit	$ (10)	$ 130	$ 169	$ 138	$ 105	$ 179	$ 210	$ 174	$ 427	$ 668	$ 632