v3.25.2

Segment disclosure - Disclosure of detailed information about geographical revenues segment reporting (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024
Disclosure of operating segments [line items] |  |
Revenues | $ 277,370 | $ 191,157
Royalties [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | 177,264 | 130,375
Streams [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | 100,106 | 60,782
North America [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | 177,621 | 134,305
North America [Member] | Royalties [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | 165,738 | 126,101
North America [Member] | Streams [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | 11,883 | 8,204
South America [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | 51,596 | 23,709
South America [Member] | Royalties [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | 5,765 | 1,338
South America [Member] | Streams [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | 45,831 | 22,371
Australia [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | 27,376 | 20,048
Australia [Member] | Royalties [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | 347 | 240
Australia [Member] | Streams [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | 27,029 | 19,808
Africa [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | 5,414 | 2,696
Africa [Member] | Royalties [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | 5,414 | 2,696
Africa [Member] | Streams [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | 0 | 0
Europe [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | 15,363 | 10,399
Europe [Member] | Royalties [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | 0 | 0
Europe [Member] | Streams [Member] |  |
Disclosure of operating segments [line items] |  |
Revenues | $ 15,363 | $ 10,399

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