Amount of increase (decrease) in asset retirement obligations.

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Amount of increase (decrease) in the asset retirement obligation from changes in the amount or timing of the estimated cash flows associated with the settlement of the obligation.

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The increase (decrease) during the reporting period in the carrying amount of asset retirement obligations.

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Amount of a reclamation and mine closing liability that is associated with a legal obligation for the closure and reclamation of a mine including the removal of buildings, equipment, machinery and other physical remnants of mining, closure of tailings impoundments, leach pads and other mine features, and contouring, covering and revegetation of waste rock piles and other disturbed areas.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Discount rate used to obtain present value of liability for unpaid claim and claim adjustment expense for short-duration contract issued by insurance entity.

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LONG-TERM RECLAMATION LIABILITY - Narrative (Details) - USD ($)		3 Months Ended	12 Months Ended
	Jan. 01, 2021	Mar. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Regulatory Assets [Line Items]
Accrued long-term liability		$ 6,470,156	$ 5,445,672	$ 6,054,919	$ 6,034,208
Reduction of obligation due to extension of time			$ (926,434)	0
Discount rate			6.02%
Reduction of obligation			$ 926,434	$ 0
Adjustment in excess of the net retirement obligation asset			$ (57,963)
Downward adjustment in retirement asset obligation	$ 926,434
Other Income
Regulatory Assets [Line Items]
Downward adjustment in retirement asset obligation	$ 868,471