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SHARE CAPITAL - Narrative (Details) $ / shares in Units, $ / shares in Units, shares in Millions, $ in Millions, $ in Millions |  |  | 1 Months Ended | 12 Months Ended
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May 24, 2024 USD ($) | May 21, 2024 USD ($) $ / shares shares | Feb. 29, 2024 USD ($) shares | Feb. 29, 2024 CAD ($) $ / shares shares | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
Share Capital, Reserves And Other Equity Interest [Abstract] |  |  |  |  |  |
Number of shares issued (in shares) | shares |  | 72.0 |  |  |  |
Share price (in dollars per share) | $ / shares |  | $ 4.17 |  |  |  |
Gross proceeds from issuing shares |  | $ 300.2 |  |  |  |
Net proceeds from issuance of shares | $ 287.5 |  |  |  | $ 287.5 | $ 0.0
Equity issuance transaction costs | $ 12.7 |  |  |  |  |
Number of flow through common shares issued | shares |  |  | 1.9 | 1.9 |  |
Flow through common shares price (in dollars per share) | $ / shares |  |  |  | $ 4.20 |  |
Net proceeds of flow through common shares |  |  | $ 5.9 | $ 8.0 |  |
Premium |  |  | 1.2 |  |  |
Total flow through common shares value |  |  | $ 4.7 |  |  |
Remaining unspent amount |  |  |  |  | 0.6 |
Amortization gains |  |  |  |  | $ 1.1 |

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