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LONG-TERM DEBT (Details) - USD ($) |  |  |  |  | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Mar. 31, 2022 | Dec. 31, 2021 | Jun. 25, 2020 | Aug. 10, 2018 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Sep. 30, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Sep. 30, 2022 | Jun. 30, 2022
LONG-TERM DEBT |  |  |  |  |  |  |  |  |  |  |  |
Value of shares issued for consideration for maintenance, continuation, and extension of maturity date |  |  |  |  | $ 10,320,000 | $ 10,785,000 | $ 15,478,000 |  |  |  |  |
Original term loan |  |  |  |  |  |  |  |  |  |  |  |
LONG-TERM DEBT |  |  |  |  |  |  |  |  |  |  |  |
Working capital covenant |  |  | $ 10,000,000.0 |  |  |  |  |  |  |  |  |
Original term loan | Chairman and Chief Executive Officer [Member] |  |  |  |  |  |  |  |  |  |  |  |
LONG-TERM DEBT |  |  |  |  |  |  |  |  |  |  |  |
Face amount |  |  |  | $ 50,000,000.0 |  |  |  |  |  |  |  |
Term of debt instrument |  |  |  | 3 years |  |  |  |  |  |  |  |
Stated interest rate (as a percent) |  |  |  | 9.75% |  |  |  |  |  |  |  |
First amended loan agreement |  |  |  |  |  |  |  |  |  |  |  |
LONG-TERM DEBT |  |  |  |  |  |  |  |  |  |  |  |
Face amount | $ 50,000,000.0 |  | $ 50,000,000.0 |  |  |  |  |  |  |  |  |
Extension term for repayment of debt | 18 months |  | 2 years |  |  |  |  |  |  |  |  |
Term loan retirement period | 18 months |  | 11 months |  |  |  |  |  |  |  |  |
Principal repayments | $ 2,000,000.0 |  | $ 2,000,000.0 |  |  |  |  |  |  |  |  |
Final payment | 12,000,000.0 |  | 26,000,000.0 |  |  |  |  |  |  |  |  |
Working capital covenant |  | $ 2,500,000 | $ 10,000,000.0 |  |  |  |  |  |  |  |  |
Adjusted working capital | 5,000,000.0 |  |  |  |  |  |  | $ 10,000,000 | $ 7,000,000.0 | $ 5,000,000.0 | $ 10,000,000 | $ 7,000,000.0
Shares issued for consideration for maintenance, continuation, and extension of maturity date |  |  | 209,170 |  |  |  |  |  |  |  |  |
Value of shares issued for consideration for maintenance, continuation, and extension of maturity date | 500,000 |  | $ 1,875,000 |  |  |  |  |  |  |  |  |
Commercial Paper | Company Controlled by Mcewen |  |  |  |  |  |  |  |  |  |  |  |
LONG-TERM DEBT |  |  |  |  |  |  |  |  |  |  |  |
Face amount | $ 15,000,000.0 |  |  |  |  |  |  |  |  |  |  |
Stated interest rate (as a percent) | 8.00% |  |  |  |  |  |  |  |  |  |  |
Due to Related Parties | $ 15,000,000 |  |  |  |  |  |  |  |  |  |  |

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