CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE (LOSS) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
REVENUE:
Revenue	$ 136,541	$ 104,789	$ 117,019
OPERATING EXPENSES:
Depreciation and depletion	(23,798)	(22,910)	(24,753)
Gross profit (loss)	(6,480)	(26,948)	8,986
OTHER OPERATING EXPENSES:
Advanced projects	(12,439)	(11,681)	(9,520)
Exploration	(22,604)	(15,861)	(37,744)
General and administrative	(11,435)	(9,201)	(12,785)
Loss from investment in Minera Santa Cruz S.A. (Note 9)	(7,533)	(1,517)	(8,754)
Depreciation	(339)	(405)	(566)
Reclamation and remediation (Note 12)	(3,450)	(1,788)	(3,531)
Impairment loss on mineral property interests and plant and equipment (Note 8)	0	(83,805)
Other operating		(1,968)
Total other operating expenses	(57,800)	(126,226)	(72,900)
Operating loss	(64,280)	(153,174)	(63,914)
OTHER INCOME (EXPENSE):
Interest and other finance expenses, net	(6,200)	(7,434)	(6,817)
Other income (Note 4)	6,281	6,893	7,140
Total other income (expense)	81	(541)	323
Loss before income and mining taxes	(64,199)	(153,715)	(63,591)
Income and mining tax recovery	7,315	1,390	3,844
Net loss after income and mining taxes	(56,884)	(152,325)	(59,747)
Net Income (Loss) Attributable to Noncontrolling Interest	172
Net loss and comprehensive loss attributable to McEwen shareholders	$ (56,712)	$ (152,325)	$ (59,747)
Net loss per share (Note 13):
Basic and Diluted (in dollars per share)	$ (0.12)	$ (0.38)	$ (0.17)
Weighted average common shares outstanding (thousands) (Note 13):
Basic and Diluted (in shares)	454,899	403,457	361,845
Gold and silver sales
REVENUE:
Revenue	$ 136,541	$ 104,789	$ 117,019
Production costs applicable to sales
OPERATING EXPENSES:
Production costs applicable to sales	$ (119,223)	$ (108,827)	$ (83,280)