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LONG-TERM DEBT (Details) - USD ($) $ in Thousands |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Aug. 10, 2018 | Aug. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Aug. 10, 2021
LONG-TERM DEBT |  |  |  |  |
Long-term debt from related party |  |  | $ 19,758 | $ 24,603 |
Payment of debt issuance costs |  |  |  | 908 |
Working capital covenant |  |  | 10,000 |  |
Consolidated shareholders' equity covenants |  |  | $ 120,000 |  |
Term Loan |  |  |  |  |
LONG-TERM DEBT |  |  |  |  |
Face amount | $ 50,000 |  |  |  |
Term of debt instrument | 3 years |  |  |  |
Term Loan | Gold Bar Complex |  |  |  |  |
LONG-TERM DEBT |  |  |  |  |
Stated interest rate (as a percent) | 9.75% |  |  |  |
Principal repayments | $ 2,000 |  |  |  |
Term loan retirement period |  | 12 months | 2 years |  |
Final payment |  |  |  |  | $ 26,000
Payment of debt issuance costs |  |  |  | 900 |
Payment of debt instrument |  |  | 3.00% |  |
Interest costs capitalized |  |  | $ 600 | $ 800 |
Term Loan | Robert McEwen |  |  |  |  |
LONG-TERM DEBT |  |  |  |  |
Long-term debt from related party | $ 25,000 |  |  |  |
Term Loan | Affiliate of Robert McEwen |  |  |  |  |
LONG-TERM DEBT |  |  |  |  |
Percentage of ownership of the Company's common stock | 23.00% |  |  |  |
Long-term debt from related party | $ 25,000 |  |  |  |

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