RELATED PARTY TRANSACTIONS (Details) - USD ($)		12 Months Ended
	May 23, 2019	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Aug. 10, 2018
RELATED PARTY TRANSACTIONS
Stock issued during the period	$ 2,600,000			$ 1,851,000
Stock issued during the period (in shares)	1,935,484
Chairman and Chief Executive Officer | Term Loan
RELATED PARTY TRANSACTIONS
Face amount					$ 50,000,000.0
Long-term debt from related party					$ 25,000,000.0
Affiliate of Robert McEwen
RELATED PARTY TRANSACTIONS
Debt interest expense		$ 2,800,000	$ 2,400,000
Stock issued during the period		$ 900,000
Stock issued during the period (in shares)		1,045,850