Fair Value Measurements - Summary of Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - Provisional metal sales contracts - Fair Value, Recurring - USD ($) $ in Thousands |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Liabilities: | ||
| Embedded Derivative, Fair Value of Embedded Derivative Asset | $ 299 | $ 222 |
| Fair Value of Derivative Liability | 62 | 70 |
| Level 1 | ||
| Liabilities: | ||
| Embedded Derivative, Fair Value of Embedded Derivative Asset | 0 | 0 |
| Fair Value of Derivative Liability | 0 | 0 |
| Level 2 | ||
| Liabilities: | ||
| Embedded Derivative, Fair Value of Embedded Derivative Asset | 299 | 222 |
| Fair Value of Derivative Liability | 62 | 70 |
| Level 3 | ||
| Liabilities: | ||
| Embedded Derivative, Fair Value of Embedded Derivative Asset | 0 | 0 |
| Fair Value of Derivative Liability | $ 0 | $ 0 |