Inventories and Ore on Leach Pads - Schedule of inventory (Details) $ in Thousands	Jun. 30, 2022 USD ($) oz	Dec. 31, 2021 USD ($) oz
Amount
Materials and supplies | $	$ 3,813	$ 4,376
Merrill-Crowe process plant | $	0	11
Carbon-in-column (on-site) | $	3,766	3,493
Finished goods (doré and off-site carbon) | $	9,392	3,189
Total | $	$ 16,971	$ 11,069
Gold Ounces
Materials and supplies | oz	0	0
Merrill-Crowe process plant | oz	0	6
Carbon-in-column (on-site) | oz	2,428	2,044
Finished goods (doré and off-site carbon) | oz	5,819	1,799
Total | oz	8,247	3,849