Assets and Liabilities Held for Sale - Schedule of Assets and Liabilities Held for Sale (Details) - USD ($)	Sep. 30, 2020	Dec. 31, 2019	Dec. 09, 2019
Long Lived Assets Held-for-sale [Line Items]
Total assets held for sale	$ 6,328,338	$ 10,512,066
Liabilities held for sale	0	1,019,705
Disposal Group, Held-for-sale, Not Discontinued Operations
Long Lived Assets Held-for-sale [Line Items]
Total assets held for sale	6,328,338	10,512,066
Liabilities held for sale	0	1,019,705
Disposal Group, Held-for-sale, Not Discontinued Operations | DTSS (Land)
Long Lived Assets Held-for-sale [Line Items]
Total assets held for sale	3,589,876	3,589,876	$ 3,600,000
Disposal Group, Held-for-sale, Not Discontinued Operations | Industrial Park (Land and water rights)
Long Lived Assets Held-for-sale [Line Items]
Total assets held for sale	2,738,462	2,738,462
Disposal Group, Held-for-sale, Not Discontinued Operations | Daney Ranch (Land and buildings)
Long Lived Assets Held-for-sale [Line Items]
Total assets held for sale	0	2,146,575
Disposal Group, Held-for-sale, Not Discontinued Operations | Lucerne Mine (Mineral rights and properties) (Note 20)
Long Lived Assets Held-for-sale [Line Items]
Total assets held for sale	0	1,558,787
Disposal Group, Held-for-sale, Not Discontinued Operations | Gold Hill Hotel (Land and buildings)
Long Lived Assets Held-for-sale [Line Items]
Total assets held for sale	0	478,366
Disposal Group, Held-for-sale, Not Discontinued Operations | Lucerne Properties (Reclamation liabilities)
Long Lived Assets Held-for-sale [Line Items]
Liabilities held for sale	$ 0	$ 1,019,705