10-Q PROPERTY, PLANT AND EQUIPMENT, NET AND MINERAL RIGHTS - Mineral Rights And Properties (Details) - USD ($) |
Mar. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
|---|---|---|---|
| Property, Plant and Equipment [Line Items] | |||
| Total mineral rights and properties | $ 13,513,585 | $ 6,669,111 | $ 6,597,644 |
| Comstock Mineral Estate | |||
| Property, Plant and Equipment [Line Items] | |||
| Total mineral rights and properties | 6,261,706 | 6,261,706 | 6,190,239 |
| Lucerne mineral properties | |||
| Property, Plant and Equipment [Line Items] | |||
| Total mineral rights and properties | 6,844,474 | 0 | |
| Other mineral properties | |||
| Property, Plant and Equipment [Line Items] | |||
| Total mineral rights and properties | 317,405 | 317,405 | 317,405 |
| Water rights | |||
| Property, Plant and Equipment [Line Items] | |||
| Total mineral rights and properties | $ 90,000 | $ 90,000 | $ 90,000 |