Statements of Capital (Unaudited) (Parenthetical) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Statement of Stockholders' Equity [Abstract] | ||||
| Annualized cash dividend rate on capital stock | 7.93% | 8.11% | 7.93% | 8.13% |