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FAIR VALUE MEASUREMENTS AND FINANCIAL INSTRUMENTS - Assets and Liabilities (Details) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2023 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 $ / shares
Assets: |  |  |
Cash | $ 492,393 | $ 387,882 |
Restricted cash | 101 |  |
Marketable securities | 28,351 | 34,631 |
Trade receivables from provisional sales, net | 86,897 | 78,687 |
Deferred consideration | 21,213 | 26,383 |
Total assets | 628,955 | 527,583 |
Liabilities: |  |  |
Contingent consideration | 29,648 | 29,642 |
Other |  | 68 |
Total liabilities | 31,079 | 29,710 |
EMX Common Share |  |  |
Liabilities: |  |  |
Option liability - EMX shares | $ 1,431 |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Royalty Portfolio | EMX Common Share |  |  |
Liabilities: |  |  |
Share price (in canadian dollars per share) | $ / shares |  |  | $ 2.19
Exercise price (in canadian dollars per share) | $ / shares |  |  | $ 2.27
Expected life (in years) | 1 year |  |
Risk free interest rate term (in years) | 1 year |  |
Risk-free interest rate (as a percent) | 4.80% |  |
Annualized volatility (as a percent) | 34.10% |  |
Level 1 |  |  |
Assets: |  |  |
Cash | $ 492,393 | 387,882 |
Restricted cash | 101 |  |
Marketable securities | 28,351 | 34,631 |
Trade receivables from provisional sales, net | 0 | 0 |
Deferred consideration | 0 | 0 |
Total assets | 520,845 | 422,513 |
Liabilities: |  |  |
Contingent consideration | 0 | 0 |
Other |  | 0 |
Total liabilities | 0 | 0 |
Level 1 | EMX Common Share |  |  |
Liabilities: |  |  |
Option liability - EMX shares | 0 |  |
Level 2 |  |  |
Assets: |  |  |
Cash | 0 | 0 |
Restricted cash | 0 |  |
Marketable securities | 0 | 0 |
Trade receivables from provisional sales, net | 86,897 | 78,687 |
Deferred consideration | 0 | 0 |
Total assets | 86,897 | 78,687 |
Liabilities: |  |  |
Contingent consideration | 0 | 0 |
Other |  | 68 |
Total liabilities | 1,431 | 68 |
Level 2 | EMX Common Share |  |  |
Liabilities: |  |  |
Option liability - EMX shares | 1,431 |  |
Level 3 |  |  |
Assets: |  |  |
Cash | 0 | 0 |
Restricted cash | 0 |  |
Marketable securities | 0 | 0 |
Trade receivables from provisional sales, net | 0 | 0 |
Deferred consideration | 21,213 | 26,383 |
Total assets | 21,213 | 26,383 |
Liabilities: |  |  |
Contingent consideration | 29,648 | 29,642 |
Other |  | 0 |
Total liabilities | 29,648 | $ 29,642 |
Level 3 | EMX Common Share |  |  |
Liabilities: |  |  |
Option liability - EMX shares | $ 0 |  |

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