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Properties, Plant and Equipment - Schedule of Properties, Plant and Equipment (Details) - USD ($) | Sep. 30, 2020 | Dec. 31, 2019
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Property, Plant and Equipment [Line Items] |  |
Less accumulated depreciation, land and buildings | $ (1,365,751) | $ (275,106)
Land and buildings, net | 1,932,560 | 8,670
Accumulated depreciation, mineral processing | (24,365,260) | (24,074,287)
Property plant and equipment mineral processing, net | 3,321,187 | 3,655,633
Accumulated depreciation, other property and equipment | (839,568) | (787,344)
Other property and equipment net | 3,527,661 | 3,579,885
Total properties, plant and equipment, net | 8,781,408 | 7,244,188
Daney Ranch |  |
Property, Plant and Equipment [Line Items] |  |
Land and buildings gross | 2,261,263 | 0
Gold Hill Hotel |  |
Property, Plant and Equipment [Line Items] |  |
Land and buildings gross | 753,272 | 0
Other real estate |  |
Property, Plant and Equipment [Line Items] |  |
Land and buildings gross | 283,776 | 283,776
American Flat land and buildings |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment mineral processing, gross | 6,500,816 | 6,500,817
Crushing, processing, and refining plant and equipment |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment mineral processing, gross | 21,113,177 | 21,113,177
Retirement obligation asset |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment mineral processing, gross | 72,454 | 115,926
Comstock corporate campus |  |
Property, Plant and Equipment [Line Items] |  |
Other property and equipment, gross | 1,549,453 | 1,549,453
Vehicle and equipment |  |
Property, Plant and Equipment [Line Items] |  |
Other property and equipment, gross | 2,267,916 | 2,267,916
Furniture and fixtures |  |
Property, Plant and Equipment [Line Items] |  |
Other property and equipment, gross | $ 549,860 | $ 549,860

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