CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($)	Total	Cumulative Effect, Period of Adoption, Adjustment	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Deficit Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive Income (Loss)
Beginning balance (in shares) at Jun. 30, 2018			5,593,863
Beginning balance at Jun. 30, 2018	$ 5,886,330		$ 560	$ 42,380,178	$ (36,563,325)		$ 68,917
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock, net (in shares)			1,110,000
Issuance of common stock, net	8,321,894		$ 111	8,321,783
Stock-based compensation expense	438,375			438,375
Conversion of performance rights (in shares)			3,500
Conversion of performance rights	0
Foreign currency translation adjustments	$ (366,083)						(366,083)
Accounting standards update [extensible enumeration]	Accounting Standards Update 2016-02 [Member]
Net loss	$ (9,681,801)				(9,681,801)
Equity investment income (loss) in unconsolidated affiliates	0
Ending balance (in shares) at Jun. 30, 2019			6,707,363
Ending balance at Jun. 30, 2019	4,598,715	$ 3,205	$ 671	51,140,336	(46,245,126)	$ 3,205	(297,166)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock, net (in shares)			3,535,000
Issuance of common stock, net	25,108,988		$ 354	25,108,634
Stock-based compensation expense	470,939			470,939
Conversion of performance rights (in shares)			25,000
Conversion of performance rights	0
Foreign currency translation adjustments	(499,399)						(499,399)
Net loss	$ (5,879,152)				(5,879,152)
Shares issued for exercise/vesting of stock-based compensation awards (in shares)	315,000		89,399
Shares issued for exercise/vesting of stock-based compensation awards	$ 0
Expiration of stock options	0			(531,934)	531,934
Equity investment income (loss) in unconsolidated affiliates	0
Ending balance (in shares) at Jun. 30, 2020			10,356,762
Ending balance at Jun. 30, 2020	23,803,296		$ 1,025	76,187,975	(51,589,139)		(796,565)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(5,784,838)
Ending balance at Dec. 31, 2020	79,328,671
Beginning balance (in shares) at Jun. 30, 2020			10,356,762
Beginning balance at Jun. 30, 2020	23,803,296		$ 1,025	76,187,975	(51,589,139)		(796,565)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock, net (in shares)			5,250,000
Issuance of common stock, net	174,964,132		$ 525	174,963,607
Stock-based compensation expense	1,319,372			1,319,372
Conversion of performance rights (in shares)			5,000
Conversion of performance rights	0
Foreign currency translation adjustments	0
Net loss	$ (19,993,848)				(19,993,848)
Shares issued for exercise/vesting of stock-based compensation awards (in shares)	15,000		152,771
Shares issued for exercise/vesting of stock-based compensation awards	$ 349,047			349,047
Expiration of stock options	0			(248,342)	248,342
Equity investment income (loss) in unconsolidated affiliates	(31,288)						(31,288)
Ending balance (in shares) at Jun. 30, 2021			15,764,533
Ending balance at Jun. 30, 2021	180,410,711		$ 1,550	252,571,659	(71,334,645)		(827,853)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	2,003,116			2,003,116
Conversion of performance rights (in shares)			25,000
Conversion of performance rights	0		$ 29	(29)
Foreign currency translation adjustments	0
Net loss	$ (21,348,355)				(21,348,355)
Shares issued for exercise/vesting of stock-based compensation awards (in shares)	120,000		104,862
Shares issued for exercise/vesting of stock-based compensation awards	$ 557,100		$ 10	557,090
Equity investment income (loss) in unconsolidated affiliates	162,034						162,034
Ending balance (in shares) at Dec. 31, 2021			15,894,395
Ending balance at Dec. 31, 2021	$ 161,784,606		$ 1,589	$ 255,131,836	$ (92,683,000)		$ (665,819)