Mineral Rights and Properties - Schedule of Activity of Mineral Rights and Properties (Details) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Mineral Rights and Properties [Roll Forward] | ||||
| Beginning balance | $ 271,922,000 | |||
| Depletion capitalized into inventory | $ (2,795,000) | $ 0 | (4,572,000) | $ 0 |
| Ending balance | $ 267,350,000 | $ 267,350,000 | ||