EQUITY INVESTMENTS IN UNCONSOLIDATED AFFILIATES - Equity Method Investment Summarized Financial Information (Details) - USD ($)	6 Months Ended		12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Summarized statements of operations information:
Loss from operations	$ (20,584,808)	$ (5,746,189)	$ (19,735,956)	$ (6,565,945)	$ (10,044,268)
Other comprehensive income (loss), net of tax	162,034		(31,288)	(499,399)	(366,083)
Comprehensive loss	(21,186,321)		(20,025,136)	(6,378,551)	$ (10,047,884)
Summarized balance sheet information:
Current assets	66,759,585	71,208,372	143,902,970	18,916,068
Current liabilities	7,550,018	$ 4,578,193	6,214,514	$ 1,946,051
Equity Method Investment, Nonconsolidated Investee or Group of Investees | Sayona
Summarized statements of operations information:
Revenue	0		0
Loss from operations	(2,692,205)		(324,754)
Other comprehensive income (loss), net of tax	844,581		(157,224)
Comprehensive loss	(1,847,624)		(481,979)
Summarized balance sheet information:
Current assets	18,302,011		9,710,517
Non-current assets	99,752,858		17,718,789
Current liabilities	2,071,478		4,746,137
Non-current liabilities	23,048		$ 24,285
Equity Method Investment, Nonconsolidated Investee or Group of Investees | Sayona Quebec
Summarized statements of operations information:
Revenue	0
Loss from operations	(251,909)
Other comprehensive income (loss), net of tax	0
Comprehensive loss	(251,909)
Summarized balance sheet information:
Current assets	712,057
Non-current assets	97,957,054
Current liabilities	917,461
Non-current liabilities	0
Equity Method Investment, Nonconsolidated Investee or Group of Investees | Atlantic Lithium
Summarized statements of operations information:
Revenue	0
Loss from operations	(539,649)
Other comprehensive income (loss), net of tax	(21,619)
Comprehensive loss	(561,268)
Summarized balance sheet information:
Current assets	24,332,412
Non-current assets	43,422,205
Current liabilities	3,354,029
Non-current liabilities	$ 0