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COMMITMENTS AND CONTINGENCIES (Tables) | 12 Months Ended
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Dec. 31, 2024
COMMITMENTS AND CONTINGENCIES |
Schedule of minimum commitments and related payments due | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | Payments due by period
​ | ​ | 2025 | ​ | 2026 | ​ | 2027 | ​ | 2028 | ​ | Thereafter | ​ | ​ | Total
Mining and surface rights | ​ | $ | 1,711 | ​ | $ | 1,705 | ​ | $ | 1,669 | ​ | $ | 536 | ​ | $ | 539 | ​ | $ | 6,160
Reclamation costs(1) | ​ | ​ | 4,556 | ​ | ​ | 5,748 | ​ | ​ | 11,342 | ​ | ​ | 9,174 | ​ | ​ | 26,646 | ​ | ​ | 57,466
Lease obligations (Note 10) | ​ | ​ | 973 | ​ | ​ | 781 | ​ | ​ | 307 | ​ | ​ | 275 | ​ | ​ | 183 | ​ | ​ | 2,519
Total | ​ | $ | 7,240 | ​ | $ | 8,234 | ​ | $ | 13,318 | ​ | $ | 9,985 | ​ | $ | 27,368 | ​ | $ | 66,145
​
(1) | Amounts presented represent the undiscounted uninflated future payments.

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- Definition Tabular disclosure of contractual obligation by timing of payment due. Includes, but is not limited to, long-term debt obligation, lease obligation, and purchase obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 04 -Subparagraph (a) -Publisher SEC Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-3 + Details
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