Discontinued Operations - Narratives (Details) - Florida Chemical Company - USD ($)	1 Months Ended	12 Months Ended
	Feb. 29, 2020	Dec. 31, 2019	Dec. 31, 2020	Feb. 28, 2019
Archer-Daniels-Midland Company
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations
Litigation settlement, amount awarded to other party	$ 4,100,000
Discontinued operations, disposed of by sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations
Cash consideration				$ 175,000,000.0
Contingent liabilities remaining				$ 17,500,000
Escrow balance		$ 9,900,000	$ 0
Loss on contract settlement		$ 15,800,000