Other (Income) Expense - Net (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Other Nonoperating Income Expense [Line Items]
Gain (Loss) on Disposition of Assets	$ 38	$ 78	$ 100
Net Periodic Defined Benefits Expense (Reversal of Expense), Excluding Service Cost Component	18	$ 25	$ 16
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]		Other Nonoperating Income (Expense)	Other Nonoperating Income (Expense)
Other (income) expense - net	(138)	$ (280)	$ (77)
Foreign Currency Transaction Gain, before Tax	$ 85	105	24
Carbohydrate Solutions [Member]
Other Nonoperating Income Expense [Line Items]
Gain (Loss) on Disposition of Assets			$ 22
Vantage Corn Processors
Other Nonoperating Income Expense [Line Items]
Other (income) expense - net		(50)
Ag Services and Oilseeds [Member]
Other Nonoperating Income Expense [Line Items]
Other (income) expense - net		$ (110)