Commitments and Contingent Liabilities Litigation - Chemours (Details) - USD ($) $ in Millions		60 Months Ended
	Jul. 01, 2015	Jul. 06, 2022	Dec. 31, 2019
PFOA Matters: Multi-District Litigation [Member]
Loss Contingencies [Line Items]
Loss Contingency, Limited Sharing of Potential Future Liabilities, Period		5 years
Additional annual PFOA liabilities for the next five years paid by Corteva			$ 25
PFOA Matters: Multi-District Litigation [Member] | Chemours [Member]
Loss Contingencies [Line Items]
Additional annual PFOA liabilities for the next five years paid by Chemours			$ 25
Chemours [Member]
Loss Contingencies [Line Items]
Proceeds from Dividends Received	$ 3,910