Stockholders' Equity Preferred Stock (Details) - EIDP - USD ($)	3 Months Ended				6 Months Ended		12 Months Ended
	Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Class of Stock [Line Items]
Preferred Stock, Shares Authorized	23,000,000		23,000,000		23,000,000	23,000,000	23,000,000
$4.50 Series Preferred Stock [Member]
Class of Stock [Line Items]
Preferred Stock, Shares Issued	1,673,000		1,673,000		1,673,000	1,673,000	1,673,000
Preferred Stock, Redemption Amount	$ 120		$ 120		$ 120	$ 120	$ 120
Preferred Stock, Dividend Rate, Per-Dollar-Amount	$ 4.50	$ 4.50	$ 4.50	$ 4.50	$ 4.50	$ 4.50	$ 4.50
$3.50 Series Preferred Stock [Member]
Class of Stock [Line Items]
Preferred Stock, Shares Issued	700,000		700,000		700,000	700,000	700,000
Preferred Stock, Redemption Amount	$ 102		$ 102		$ 102	$ 102	$ 102
Preferred Stock, Dividend Rate, Per-Dollar-Amount	$ 3.50	$ 3.50	$ 3.50	$ 3.50	$ 3.50	$ 3.50	$ 3.50
Corteva [Member]
Class of Stock [Line Items]
Ownership interest in an entity					100.00%