Description of Business and Nature of Operations - Additional Information (Detail) |
6 Months Ended |
|---|---|
|
Jun. 30, 2026
Agreement
Asset
| |
| Description Of Business And Nature Of Operations [Line Items] | |
| Number of long-term purchase agreements | 45 |
| Number of precious metal purchase agreements | 35 |
| Number of early deposit long-term purchase agreements | 3 |
| Number of royalty long-term precious metal purchase agreements | 7 |
| Number of mining companies engaged in precious metal purchase agreements | 38 |
| Number of currently operating mining assets | Asset | 22 |
| Number of mining assets under various stages of development | Asset | 20 |
| Number of countries operating mining assets | Asset | 19 |
| Number of mining assets placed in exploration stage projects | Asset | 15 |
| Number of mining companies in precious metal and cobalt | 57 |