CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
REVENUE:
Revenue	$ 25,988	$ 37,129	$ 82,177	$ 101,575
OPERATING EXPENSES:
Depreciation and depletion	(4,313)	(6,025)	(11,494)	(16,677)
Gross profit (loss)	1,503	344	(256)	(583)
OTHER OPERATING EXPENSES:
Advanced projects - Other	(8,817)	(4,013)	(34,874)	(6,635)
Exploration	(3,929)	(6,245)	(11,432)	(18,117)
General and administrative	(4,352)	(3,467)	(8,789)	(8,384)
Income (loss) from investment in Minera Santa Cruz S.A. (Note 9)	758	(2,650)	2,149	(5,077)
Depreciation	(214)	(94)	(494)	(244)
Reclamation and Remediation (Note 11)	(526)	(1,309)	(2,559)	(2,725)
Total other operating expenses	(17,080)	(17,778)	(55,999)	(41,182)
Operating loss	(15,577)	(17,434)	(56,255)	(41,765)
OTHER INCOME (EXPENSE):
Interest and other finance expenses, net	(1,817)	(2,072)	(5,096)	(4,440)
Other income (Note 4)	6,328	1,264	16,000	6,471
Total other income (expense)	4,511	(808)	10,904	2,031
Loss before income and mining taxes	(11,066)	(18,242)	(45,351)	(39,734)
Income and mining tax recovery	524	841	1,339	3,878
Net loss after income and mining taxes	(10,542)	(17,401)	(44,012)	(35,856)
Net gain attributable to non-controlling interests (Note 18)	12		300
Net loss and comprehensive loss attributable to McEwen shareholders	$ (10,530)	$ (17,401)	$ (43,712)	$ (35,856)
Net loss per share (Note 13):
Basic (in dollars per share)	$ (0.21)	$ (0.38)	$ (0.91)	$ (0.79)
Diluted (in dollars per share)	$ (0.21)	$ (0.38)	$ (0.91)	$ (0.79)
Weighted average common shares outstanding (thousands) (Note 1, Note 13):
Basic (in shares)	50,778	45,919	48,218	45,345
Diluted (in shares)	50,778	45,919	48,218	45,345
Los Azules
OTHER OPERATING EXPENSES:
Advanced projects - Other	$ (7,623)	$ (1,036)	$ (31,460)	$ (1,036)
Other
OTHER OPERATING EXPENSES:
Advanced projects - Other	(1,194)	(2,977)	(3,414)	(5,599)
Minera Santa Cruz S.A. [Member]
OTHER OPERATING EXPENSES:
Income (loss) from investment in Minera Santa Cruz S.A. (Note 9)	758	(2,650)	2,149	(5,077)
Minera Santa Cruz S.A. [Member]
REVENUE:
Revenue	65,278	72,098	176,808	195,797
OPERATING EXPENSES:
Depreciation and depletion	(9,376)	(11,690)	(21,629)	(28,422)
OTHER INCOME (EXPENSE):
Loss before income and mining taxes	(636)	1,777	2,160	6,091
Income and mining tax recovery			468
Net loss and comprehensive loss attributable to McEwen shareholders	3,682	(559)	9,407	189
Gold and silver sales
REVENUE:
Revenue	10,208	37,129	66,397	101,575
Auramet International, LLC
REVENUE:
Revenue	15,780		15,780
Production costs applicable to sales
OPERATING EXPENSES:
Production costs applicable to sales	$ (20,172)	$ (30,760)	$ (70,939)	$ (85,481)