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Property, Plant and Mine Development, net (Tables) | 9 Months Ended
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Sep. 30, 2021
Property, Plant and Mine Development, net |
Schedule of property, plant and mine development | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | As of | ​ | As of
​ | ​ | September 30, | ​ | December 31,
​ | ​ | 2021 | ​ | 2020
​ | ​ | (Unaudited) | ​ | ​ | ​
​ | ​ | (in thousands)
Asset retirement costs | ​ | $ | 1,071 | ​ | $ | 1,064
Construction-in-progress(1) | ​ | ​ | 13,265 | ​ | ​ | 7,158
Furniture and office equipment | ​ | ​ | 1,896 | ​ | ​ | 1,839
Land | ​ | ​ | 230 | ​ | ​ | 230
Light vehicles and other mobile equipment | ​ | ​ | 2,236 | ​ | ​ | 2,192
Machinery and equipment | ​ | ​ | 33,083 | ​ | ​ | 31,227
Mill facilities and infrastructure | ​ | ​ | 24,455 | ​ | ​ | 24,407
Mine Development | ​ | ​ | 89,760 | ​ | ​ | 83,859
Software and licenses | ​ | ​ | 1,636 | ​ | ​ | 1,619
Subtotal | ​ | ​ | 167,632 | ​ | ​ | 153,595
Accumulated depreciation and amortization | ​ | ​ | (101,315) | ​ | ​ | (91,084)
Total | ​ | $ | 66,317 | ​ | $ | 62,511
(1) | Includes accrued capital expenditures of $1.0 million both at September 30, 2021 and December 31, 2020.
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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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