Stockholders' Equity Common Stock (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Jul. 28, 2023	Dec. 31, 2022	Sep. 13, 2022	Aug. 05, 2021	Jun. 26, 2019
Class of Stock [Line Items]
Common Stock, Par Value	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01	$ 0.01
Repurchase of Common Stock			$ 332	$ 600
2021 Stock Repurchase Program
Class of Stock [Line Items]
Stock Repurchased and Retired During Period, Shares		6,285	4,098	10,870
Stock Repurchase Program, Authorized Amount								$ 1,500
Repurchase of Common Stock		$ 365	$ 250	$ 600
2022 Stock Repurchase Program
Class of Stock [Line Items]
Stock Repurchased and Retired During Period, Shares	1,417
Stock Repurchase Program, Authorized Amount							$ 2,000
Repurchase of Common Stock	$ 80
Corteva [Member]
Class of Stock [Line Items]
Common Stock, Par Value	$ 0.01		$ 0.01						$ 0.01