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v3.22.2.2

NON-CONTROLLING INTERESTS (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  |  | 3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
Aug. 31, 2022 | Jun. 21, 2022 | Aug. 23, 2021 | Sep. 30, 2022 | Mar. 31, 2022 | Sep. 30, 2021 | Jun. 30, 2022 | Sep. 30, 2022 | Sep. 30, 2021 | Dec. 31, 2021
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Issuance of equity by subsidiary (Note 18) |  |  |  | $ 26,850 |  | $ 40,000 |  | $ 41,350 | $ 40,000 |
Net loss |  |  |  | (10,542) |  | (17,401) |  | (44,012) | (35,856) |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Issuance of equity by subsidiary (Note 18) |  |  |  | 16,114 |  | $ 14,914 | $ 7,600 | 23,707 | $ 14,914 | $ 14,900
Net loss |  |  |  | $ (12) |  |  |  | $ (300) |  |
Additional Paid-in Capital |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Issuance of equity by subsidiary (Note 18) |  |  |  |  |  |  | $ 7,400 |  |  | $ 25,100
McEwen Copper |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Percentage of ownership by company before private placement |  |  |  |  | 81.40% |  | 76.09% |  |  | 100.00%
McEwen Copper | Minimum |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Percentage of ownership by noncontrolling shareholders |  |  |  |  |  |  |  |  |  | 18.60%
McEwen Copper | Maximum |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Percentage of ownership by noncontrolling shareholders |  |  |  |  |  |  |  |  |  | 81.40%
McEwen Copper | Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Percentage of ownership by noncontrolling shareholders |  |  |  | 31.87% |  |  | 23.91% | 31.87% |  |
McEwen Copper | Additional Paid-in Capital |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Issuance of equity by subsidiary (Note 18) |  |  |  | $ 10,800 |  |  |  |  |  |
Series B Private Placement Offering - Tranche One | McEwen Copper |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Sale of flow-through shares (in shares) |  |  | 4,000,000 |  |  |  |  |  |  |
Share price |  |  | $ 10.00 |  |  |  |  |  |  |
Gross proceeds from private placement offering |  |  | $ 40,000 |  |  |  |  |  |  |
Percentage of ownership by noncontrolling shareholders |  |  |  |  |  |  |  |  |  | 18.60%
Series B Private Placement Offering - Tranche One | McEwen Copper | Affiliate of Robert McEwen |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Percentage of ownership by noncontrolling shareholders |  |  | 18.60% |  |  |  |  |  |  | 18.60%
Series B Private Placement Offering - Tranche Two | McEwen Copper |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Sale of flow-through shares (in shares) |  | 1,500,000 |  |  |  |  |  |  |  |
Share price |  | $ 10.00 |  |  |  |  |  |  |  |
Gross proceeds from private placement offering |  | $ 15,000 |  |  |  |  |  |  |  |
Series B Private Placement Offering - Tranche Two | McEwen Copper | Minimum |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Percentage of ownership by noncontrolling shareholders |  | 5.31% |  |  |  |  |  |  |  |
Series B Private Placement Offering - Tranche Two | McEwen Copper | Maximum |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Percentage of ownership by noncontrolling shareholders |  | 76.09% |  |  |  |  |  |  |  |
Series B Private Placement Offering - Tranche Two | McEwen Copper | Affiliate of Robert McEwen |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Percentage of ownership by noncontrolling shareholders |  |  |  | 15.57% |  |  |  | 15.57% |  |
Series B Private Placement Offering - Third and final Tranche |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Gross proceeds from private placement offering | $ 26,900 |  |  |  |  |  |  |  |  |
Series B Private Placement Offering - Third and final Tranche | McEwen Copper |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Sale of flow-through shares (in shares) | 2,685,000 |  |  |  |  |  |  |  |  |
Share price | $ 10.00 |  |  |  |  |  |  |  |  |
Series B Private Placement Offering - Third and final Tranche | McEwen Copper | Minimum |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Percentage of ownership by noncontrolling shareholders |  |  |  | 7.96% |  |  |  | 7.96% |  |
Series B Private Placement Offering - Third and final Tranche | McEwen Copper | Maximum |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest |  |  |  |  |  |  |  |  |  |
Percentage of ownership by noncontrolling shareholders |  |  |  | 68.13% |  |  |  | 68.13% |  |

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