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ROYALTY, STREAM, AND OTHER INTERESTS (Tables) | 12 Months Ended
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Dec. 31, 2024
Disclosure Of Royalty Interests And Deferred Acquisition Costs [Line Items] |
Disclosure of detailed information about royalty interests and deferred acquisition costs [Table Text Block] |
|  | Producing |  |  |  | Development |  |  |  | Exploration |  |  |  |  |
|  | Assets |  |  |  | Assets |  |  |  | Assets |  |  |  | Total |
As at December 31, 2022 | $ | 9,467 |  |  | $ | 98,452 |  |  | $ | 12,809 |  |  | $ | 120,728 |
Nova portfolio acquisition |  | 10,412 |  |  |  | 120,438 |  |  |  | 130 |  |  |  | 130,980 |
Alamos portfolio acquisition |  | - |  |  |  | 4,192 |  |  |  | 75 |  |  |  | 4,267 |
Lama acquisition |  | - |  |  |  | 6,601 |  |  |  | - |  |  |  | 6,601 |
Del Carmen and Beaufor impairments |  | - |  |  |  | (2,355 | ) |  |  | - |  |  |  | (2,355 | )
Depletion (1) |  | (2,348 | ) |  |  | (30 | ) |  |  | (11 | ) |  |  | (2,389 | )
Reclassifications and other |  | - |  |  |  | 5,178 |  |  |  | (5,186 | ) |  |  | (8 | )
As at December 31, 2023 | $ | 17,531 |  |  | $ | 232,476 |  |  | $ | 7,817 |  |  | $ | 257,824 |
Depletion |  | (2,509 | ) |  |  | - |  |  |  | - |  |  |  | (2,509 | )
Reclassifications and other |  | 10,992 |  |  |  | (10,992 | ) |  |  | (13 | ) |  |  | (13 | )
As at December 31, 2024 | $ | 26,014 |  |  | $ | 221,484 |  |  | $ | 7,804 |  |  | $ | 255,302 |
Historical cost | $ | 33,000 |  |  | $ | 229,267 |  |  | $ | 7,853 |  |  | $ | 270,120 |
Accumulated depletion and impairments | $ | (6,986 | ) |  | $ | (7,783 | ) |  | $ | (49 | ) |  | $ | (14,818 | )
(1) Fixed royalty payments were received in relation to certain exploration and development assets. The depletion related to these payments was recorded based on the total fixed royalty payments expected to be received under each contract.
Disclosure of detailed information about purchase price allocation for acquisition [Table Text Block] |
Number of Metalla Shares issued to Nova shareholders |  | 33,893,734 |
Number of Metalla Shares issued to Nova RSU holders |  | 741,597 |
Total Number of Metalla Shares issued |  | 34,635,331 |
Closing price of a Metalla Share on November 30, 2023, on TSXV |  | C$4.34 |
C$/US$ exchange rate on November 30, 2023 |  | 1.3560 |
Market value of Metalla Shares issued | $ | 110,853 |
Value of Nova share options converted to Metalla share options |  | 1,152 |
Nova long-term debt repaid as part of transaction |  | 11,064 |
Transaction costs |  | 2,695 |
Purchase consideration | $ | 125,764 |
Cash and cash equivalents | $ | 79 |
Accounts receivable |  | 892 |
Mineral interests |  | 130,980 |
Current liabilities |  | (6,187 | )
Total assets acquired, net of liabilities assumed | $ | 125,764 |

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