STOCK-BASED COMPENSATION - Compensation Expense (Details) - USD ($)	6 Months Ended	12 Months Ended
Dec. 31, 2021	Dec. 31, 2022	Jun. 30, 2021	Jun. 30, 2020
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation	$ 2,003,116	$ 4,630,345	$ 1,319,372	$ 470,939
Stock-based compensation forfeitures	0	(858,651)	0	0
Stock-based compensation, net of forfeitures	2,003,116	3,771,694	1,319,372	470,939
Stock-based compensation expense, net of forfeitures	2,003,116	3,489,965	1,319,372	470,939
Capitalized stock-based compensation	0	281,729	0	0
Stock-based compensation, net of forfeitures	2,003,116	3,771,694	1,319,372	470,939
Exploration and mine development costs
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense, net of forfeitures	687,695	161,051	495,031	171,151
General and administrative expenses
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Stock-based compensation expense, net of forfeitures	$ 1,315,421	$ 3,328,914	$ 824,341	$ 299,788

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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