CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
REVENUE:
Revenue	$ 25,542	$ 23,740
OPERATING EXPENSES:
Depreciation and depletion	(3,712)	(5,137)
Gross loss	(5,994)	(4,986)
OTHER OPERATING EXPENSES:
Advanced projects	(11,135)	(1,799)
Exploration	(3,210)	(4,956)
General and administrative	(1,981)	(2,083)
Loss from investment in Minera Santa Cruz S.A. (Note 9)	(1,120)	(574)
Depreciation	(142)	(75)
Reclamation and Remediation (Note 11)	(527)	(911)
Total other operating expenses	(18,115)	(10,398)
Operating loss	(24,109)	(15,384)
OTHER INCOME (EXPENSE):
Interest and other finance expenses, net	(1,640)	(509)
Other income (Note 4)	3,871	1,412
Total other income	2,231	903
Loss before income and mining taxes	(21,878)	(14,481)
Income and mining tax recovery	814	2,015
Net loss after income and mining taxes	(21,064)	(12,466)
Net loss attributable to non-controlling interests (Note 18)	1,737
Net loss and comprehensive loss attributable to McEwen shareholders	$ (19,327)	$ (12,466)
Net loss per share (Note 13):
Basic (in dollars per share)	$ (0.04)	$ (0.03)
Diluted (in dollars per share)	$ (0.04)	$ (0.03)
Weighted average common shares outstanding (thousands) (Note 13):
Basic (in shares)	464,021	441,794
Diluted (in shares)	464,021	441,794
Gold and silver sales
REVENUE:
Revenue	$ 25,542	$ 23,740
Production costs applicable to sales
OPERATING EXPENSES:
Production costs applicable to sales	$ (27,824)	$ (23,589)