Stockholders' Equity Common Stock (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended			16 Months Ended	36 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2023	Dec. 31, 2021	Feb. 01, 2024	Sep. 13, 2022	Aug. 05, 2021	Jun. 26, 2019	Jun. 03, 2019
Equity, Class of Treasury Stock [Line Items]
Common Stock, Shares Authorized	1,666,667,000	1,666,667,000		1,666,667,000
Common Stock, Par Value	$ 0.01	$ 0.01		$ 0.01		$ 0.01
Common Stock, Shares, Outstanding, Beginning Balance	713,419,000	726,527,000	743,458,000
Stock Issued During Period, Shares, New Issues	1,965,000	4,317,000	4,019,000
Stock Repurchased and Retired During Period, Shares	14,124,000	17,425,000	20,950,000
Common Stock, Shares, Outstanding, Ending Balance	701,260,000	713,419,000	726,527,000	701,260,000	726,527,000
Payments for Repurchase of Common Stock	$ 756	$ 1,000	$ 950
2022 Share Repurchase Program
Equity, Class of Treasury Stock [Line Items]
Stock Repurchased and Retired During Period, Shares				10,026,000
Stock Repurchase Program, Authorized Amount							$ 2,000
Payments for Repurchase of Common Stock				$ 500
2021 Share Repurchase Program
Equity, Class of Treasury Stock [Line Items]
Stock Repurchased and Retired During Period, Shares	4,098,000	17,425,000	5,572,000
Stock Repurchase Program, Authorized Amount								$ 1,500
Payments for Repurchase of Common Stock	$ 250	$ 1,000	$ 250
2019 share repurchase plan
Equity, Class of Treasury Stock [Line Items]
Stock Repurchased and Retired During Period, Shares					24,705,000
Stock Repurchase Program, Authorized Amount									$ 1,000
Corteva [Member]
Equity, Class of Treasury Stock [Line Items]
Common Stock, Par Value									$ 0.01	$ 0.01