Properties, Plant and Equipment - Schedule of Properties, Plant and Equipment (Details) - USD ($)	Sep. 30, 2020	Dec. 31, 2019
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