NATURE OF OPERATIONS AND BASIS OF PRESENTATION (Details)	3 Months Ended
	Mar. 31, 2024
Various mines in various locations
Nature of operations
Ownership interests in various mines (as a percent)	100.00%
McEwen Copper Inc.
Nature of operations
Subsidiary ownership interest (as a percent)	47.70%
Minera Santa Cruz S.A.
Nature of operations
Subsidiary ownership interest (as a percent)	49.00%