Other (Income) Expense - Net (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Other Nonoperating Income Expense [Line Items]
Gain (Loss) on Disposition of Assets	$ 100	$ 138	$ (39)
Net Periodic Defined Benefits Expense (Reversal of Expense), Excluding Service Cost Component	16	$ 33	$ 15
Carbohydrate Solutions [Member]
Other Nonoperating Income Expense [Line Items]
Gain (Loss) on Disposition of Assets	$ 22