Investments In And Advances To Affiliates (Narrative) (Details) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2023 USD ($) entity facility	Sep. 30, 2023 USD ($)	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Dec. 31, 2022 USD ($) entity	Sep. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2023 USD ($) entity facility	Dec. 31, 2022 USD ($) entity	Dec. 31, 2021 USD ($)
Schedule Of Equity Method Investments [Line Items]
Amount of credit facility provided to unconsolidated affiliates	$ 121								$ 121
Number of unconsolidated affiliates provided with credit facilities by the entity | entity	6								6
Revenues from unconsolidated affiliates	$ 22,978	$ 21,695	$ 25,190	$ 24,072	$ 25,939	$ 24,683	$ 27,284	$ 23,650	$ 93,935	$ 101,556	$ 85,249
Accounts Receivable, after Allowance for Credit Loss, Current	$ 4,232				4,926				$ 4,232	4,926
Number of facilities with no outstanding balance | facility	5								5
Other Assets, Current	$ 4,982				5,666				$ 4,982	5,666
Line of Credit Facility, Interest Rate at Period End	5.97%								5.97%
Equity Method Investment, Nonconsolidated Investee or Group of Investees
Schedule Of Equity Method Investments [Line Items]
Revenues from unconsolidated affiliates									$ 85,754	109,448	87,528
Scale-up Bio
Schedule Of Equity Method Investments [Line Items]
Number of facilities with outstanding balance | facility	1								1
Other Assets, Current	$ 2								$ 2
Affiliated Entity
Schedule Of Equity Method Investments [Line Items]
Outstanding balance of credit facilities	0								0
Revenues from unconsolidated affiliates									7,000	7,800	$ 6,600
Accounts Receivable, after Allowance for Credit Loss, Current	$ 167				$ 286				$ 167	$ 286
Wilmar International Limited [Member]
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	22.50%				22.50%				22.50%	22.50%
Carrying value of direct investments	$ 4,100								$ 4,100
Market value of direct investments	$ 3,800								$ 3,800
Pacificor
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	32.20%								32.20%
Stratas Foods
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	50.00%								50.00%
Edible Oils
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	50.00%								50.00%
Olenex
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	37.50%								37.50%
SoyVen
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	50.00%								50.00%
Hungrana
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	50.00%								50.00%
Almidones Mexicanos
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	50.00%								50.00%
Aston Foods
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	50.00%								50.00%
Vimison S.A. de C.V.
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	45.30%								45.30%
LSCP
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	22.10%								22.10%
Red Star Yeast Company, LLC
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	40.00%								40.00%
ADM Matsutani LLC
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	50.00%								50.00%
Matsutani Singapore
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	50.00%								50.00%
Vland Biotech
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	50.00%								50.00%
Dusial S.A.
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	42.80%								42.80%
Vitafort ZRT
Schedule Of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	34.30%								34.30%
Equity Method Investments [Member]
Schedule Of Equity Method Investments [Line Items]
Number of unconsolidated affiliates | entity	73				67				73	67
Undistributed earnings of unconsolidated affiliates	$ 5,900								$ 5,900