Inventories and Ore on Leach Pads - Schedule of inventory (Details)	Dec. 31, 2021 USD ($) oz	Dec. 31, 2020 USD ($) oz
Amount
Materials and supplies | $	$ 4,376,000	$ 6,449,000
Merrill-Crowe process plant | $	11,000	4,810,000
Carbon-in-column | $	3,493,000	299,000
Finished goods (doré and off-site carbon) | $	3,189,000	1,309,000
Stockpiles | $	0	0
Total | $	$ 11,069,000	$ 12,867,000
Gold Ounces
Materials and supplies | oz	0	0
Merrill-Crowe process plant | oz	6	2,587
Carbon-in-column | oz	2,044	166
Finished goods (doré and off-site carbon) | oz	1,799	710
Stockpiles | oz	0	0
Total | oz	3,849	3,463