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Royalty and Other Property Interests - Narrative (Details) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 USD ($) royalty | Dec. 31, 2022 USD ($) | Sep. 01, 2023
Categories Of Royalty And Other Property Interests [Line Items] |  |  |
Milestone payment | $ 0 | $ 4 |
Impairment charge | $ 70 | 5,526 |
Barrick Gold Corporation And Barrick Affiliates And Subsidiaries [Member] | Bullion Monarch Mining, Inc [Member] |  |  |
Categories Of Royalty And Other Property Interests [Line Items] |  |  |
Claim of non payment of royalties |  | 25,000 |
Contingency fee |  | 6,175 |
Loss contingency, receivable, proceeds |  | $ 18,825 |
Timok | NSR Royalty That Is Uncapped |  |  |
Categories Of Royalty And Other Property Interests [Line Items] |  |  |
Net smelter return royalty, percentage |  |  | 0.3625%
Gediktepe Royalty |  |  |
Categories Of Royalty And Other Property Interests [Line Items] |  |  |
Number of royalties | royalty | 2 |  |
Impairment charge | $ 5,448 |  |
Term of mine life | 15 years |  |
Change in long term prices of gold and copper result difference in recoverable amount | $ 1,027 |  |
Amount of 10 percentage increase in respective discount rates result in reduction of recoverable amount | $ 1,125 |  |
Gediktepe Royalty | NSR royalty over metals produced from the oxide zone |  |  |
Categories Of Royalty And Other Property Interests [Line Items] |  |  |
Net smelter return royalty, percentage | 10.00% |  |
Ounces of gold equivalent to payment | 10,000 |  |
Gediktepe Royalty | NSR royalty over metals produced from the sulfide zone |  |  |
Categories Of Royalty And Other Property Interests [Line Items] |  |  |
Net smelter return royalty, percentage | 2.00% |  |
Ounces of gold equivalent to payment | 25,000 |  |
Gediktepe Royalty | First Anniversary Date |  |  |
Categories Of Royalty And Other Property Interests [Line Items] |  |  |
Ounces of gold equivalent to payment | 10,000 |  |
Milestone payment | $ 4,000 |  |
Leeville Mine |  |  |
Categories Of Royalty And Other Property Interests [Line Items] |  |  |
Gross smelter return royalty (in percent) | 1.00% |  |
Gold Tax Percentage | 5.00% |  |
Balya Project | Türkiye |  |  |
Categories Of Royalty And Other Property Interests [Line Items] |  |  |
Net smelter return royalty, percentage | 4.00% |  |
Gold Bar South |  |  |
Categories Of Royalty And Other Property Interests [Line Items] |  |  |
Net smelter return royalty, percentage | 1.00% |  |

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