Stockholders' Equity Noncontrolling Interest (Details) - EIDP - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
|
| $4.50 Series Preferred Stock [Member] | |||
| Noncontrolling Interest [Line Items] | |||
| Preferred Stock, Shares Issued | 1,673,000 | 1,673,000 | |
| Preferred Stock, Redemption Amount | $ 120 | $ 120 | |
| Preferred Stock, Dividend Rate, Per-Dollar-Amount | $ 4.50 | $ 4.50 | $ 4.50 |
| Preferred Stock, Shares Authorized | 23,000,000 | 23,000,000 | |
| $3.50 Series Preferred Stock [Member] | |||
| Noncontrolling Interest [Line Items] | |||
| Preferred Stock, Shares Issued | 700,000 | 700,000 | |
| Preferred Stock, Redemption Amount | $ 102 | $ 102 | |
| Preferred Stock, Dividend Rate, Per-Dollar-Amount | $ 3.50 | $ 3.50 | $ 3.50 |
| Preferred Stock, Shares Authorized | 23,000,000 | 23,000,000 | |
| Corteva [Member] | |||
| Noncontrolling Interest [Line Items] | |||
| Ownership interest in an entity | 100.00% | ||