INVESTMENT IN MSC - SAN JOSE MINE - Assets and Liabilities Associated with MSC (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE
Current assets	$ 223,470	$ 81,652
Total assets	677,679	528,719
Current liabilities	(89,388)	(84,186)
Total liabilities	(172,397)	$ (172,445)
Balance excluding FV increments | Minera Santa Cruz S.A.
INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE
Current assets	81,676
Total assets	188,078
Current liabilities	(52,936)
Total liabilities	(82,855)
Adjustments | Minera Santa Cruz S.A.
INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE
Current assets	705
Total assets	79,484
Total liabilities	(1,071)
Balance including FV increments | Minera Santa Cruz S.A.
INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE
Current assets	82,381
Total assets	267,562
Current liabilities	(52,936)
Total liabilities	$ (83,926)