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ASSET RETIREMENT OBLIGATIONS (Tables) | 3 Months Ended
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Mar. 31, 2021
ASSET RETIREMENT OBLIGATIONS |
Schedule of reconciliation of asset retirement obligations | ​
​ | ​ | ​ | ​ | ​ | ​
​ | March 31, 2021 |  | December 31, 2020
Asset retirement obligation liability, beginning balance | $ | 34,000 | ​ | $ | 32,201
Settlements |  | (80) | ​ |  | (267)
Accretion of liability |  | 487 | ​ |  | 1,901
Adjustment reflecting updated estimates |  | 425 | ​ |  | (54)
Foreign exchange revaluation | ​ | 152 | ​ | ​ | 219
Asset retirement obligation liability, ending balance | $ | 34,984 | ​ | $ | 34,000
Less current portion | ​ | 3,817 | ​ | ​ | 3,232
Long-term portion | $ | 31,167 | ​ | $ | 30,768
Schedule of reclamation expense | The Company’s reclamation expenses for the periods presented consisted of the following: ​
​ | ​ | ​ | ​ | ​ | ​
​ | Three months ended March 31,
​ | 2021 | ​ | 2020
Reclamation adjustment reflecting updated estimates | $ | 425 | ​ | $ | 203
Reclamation accretion | ​ | 486 | ​ | ​ | 457
Total | $ | 911 | ​ | ​ | 660

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- Definition Tabular disclosure of the changes in carrying amount of a liability for asset retirement obligations, for changes such as new obligations, changes in estimates of existing obligations, spending on existing obligations, property dispositions, and foreign currency translation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13201-110859 + Details
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