v3.26.1
Stockholders' Equity Preferred Stock (Details) - EIDP - USD ($)
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
$4.50 Series Preferred Stock [Member]              
Class of Stock [Line Items]              
Preferred Stock, Shares Authorized 23,000,000   23,000,000   23,000,000 23,000,000 23,000,000
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 Authorized 23,000,000   23,000,000   23,000,000 23,000,000 23,000,000
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 of outstanding common shares in EIDP         100.00%