Related Party Transactions - Summary of Compensation of Key Management (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Related party transactions [abstract] | ||
| Share based compensation | $ 14,189 | $ 7,399 |
| Salaries, bonuses, benefits and directors' fees included in general and administrative expenses | 3,739 | 2,639 |
| Salaries, bonuses and benefits included in exploration expenditures | 276 | 305 |
| Salaries and benefits capitalized to Investment in Cauchari-Olaroz project | 0 | 439 |
| Total remuneration | 18,204 | 10,782 |
| Amount due to directors | $ 101 | $ 111 |