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EQUITY METHOD INVESTMENTS - A summary of the operating results of Minera Santa Cruz S.A. (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
EQUITY METHOD INVESTMENTS |  |  |  |
Revenue from gold and silver sales | $ 46,700 | $ 47,476 | $ 82,396 | $ 88,704
Depreciation and depletion | (6,686) | (4,652) | (12,707) | (14,759)
Other expense | 7,050 | 310 | 8,627 | 222
Income (loss) before income and mining taxes | 1,929 | (15,371) | (5,420) | (38,311)
Income tax recovery | 1,111 | 2,376 | 2,190 | 4,933
Income from investment in MSC, net of amortization | $ (3,382) | $ (12,115) | $ (11,450) | $ (28,849)
Minera Santa Cruz S.A. |  |  |  |
EQUITY METHOD INVESTMENTS |  |  |  |
Subsidiary (as a percent) | 100.00% | 100.00% | 100.00% | 100.00%
Revenue from gold and silver sales | $ 94,886 | $ 74,348 | $ 166,789 | $ 140,274
Production costs applicable to sales | (63,603) | (48,220) | (120,191) | (96,105)
Depreciation and depletion | (10,612) | (14,723) | (21,222) | (23,649)
Gross profit | 20,671 | 11,405 | 25,376 | 20,520
Exploration | (2,915) | (3,018) | (5,215) | (5,122)
Other expense | (4,521) | (2,451) | (3,695) | (950)
Income (loss) before income and mining taxes | 13,235 | 5,936 | 16,466 | 14,448
Current and deferred taxes | (4,850) | 4,514 | (5,891) | (333)
Net (loss) income and comprehensive (loss) income attributable to McEwen shareholders | 8,385 | 10,450 | 10,575 | 14,115
Net income | 4,109 | 5,120 | 5,182 | 6,918
Amortization of fair value increments | (523) | (667) | (1,091) | (1,377)
Income tax recovery | 10 | 248 | 15 | 438
Income from investment in MSC, net of amortization | $ 3,596 | $ 4,701 | $ 4,106 | $ 5,979

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