Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common stock	Additional paid-in capital	Accumulated other comprehensive income	Preferred stock	Accumulated deficit
Beginning Balance at Jun. 30, 2020	$ 263	$ 11	$ 65,148	$ 21	$ 4,804	$ (69,721)
Beginning Balance, shares at Jun. 30, 2020		11,458,000
Adgero merger (note 3)	16,725	$ 12	16,713
Adgero merger, shares		12,011,000
Issuance of Series C Preferred stock	25,028				25,028
Series C placement agent warrants			3,287		(3,287)
Series C Preferred stock share issuance costs	(3,455)				(3,455)
Deemed dividend recognized on beneficial conversion features of Series C Preferred stock issuance			3,181			(3,181)
Conversion of Series B preferred stock to common stock			4,525		(4,525)
Conversion of Series B preferred stock to common stock, shares		162,000
Conversion of Series C Preferred stock to common stock	3,713	$ 5	3,708		(3,713)
Conversion of Series C preferred stock to common stock, shares		4,251,000
Series C Agent Warrants exercised			(79)		79
Warrants issued for services	569		569
Exercise of warrants	4,404	$ 4	4,400
Exercise of warrants , Shares		4,677,000
Stock options exercised	77	$ 1	76
Stock options exercised, Shares		170,000
Stock option expense	5,276		5,276
Series A preferred cash dividend	$ (8)					(8)
Series B preferred stock dividend			17			(17)
Series B preferred stock dividend, shares	11,000	11,000
Net loss for the year	$ (38,298)					(38,298)
Ending Balance at Jun. 30, 2021	10,581	$ 33	106,821	21	14,931	(111,225)
Ending Balance, shares at Jun. 30, 2021		32,740,000
Issuance of shares and warrants - net of issue costs	21,526	$ 23	21,503
Issuance of shares and warrants - net of issue costs, shares		23,427,000
Conversion of Series C Preferred stock to common stock	2,377	$ 3	2,374		(2,377)
Conversion of Series C preferred stock to common stock, shares		2,799,000
Warrants issued for services	35		35
Exercise of 2020 Investor Warrants for cash	69		69
Exercise of 2020 Investor Warrants for Cash, shares		69,000
Exercise of pre-funded warrants for cash	5	$ 5
Exercise of pre-funded warrants for cash, shares		4,800,000
Stock option expense	2,248		2,248
Series A preferred cash dividend	(8)					(8)
Series C Preferred Stock Dividend		$ 2	2,460			(2,462)
Series C Preferred Stock Dividend Shares		1,698,000
Net loss for the year	(22,661)					(22,661)
Ending Balance at Jun. 30, 2022	$ 11,795	$ 66	$ 135,510	$ 21	$ 12,554	$ (136,356)
Ending Balance, shares at Jun. 30, 2022		65,533,000