CONDENSED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Shares	Additional paid in capital	Accumulated Deficit
Beginning Balance at Jun. 30, 2020	$ 77,061	$ 111,514	$ 355,452	$ (278,391)
Net (loss) income	712			712
Issuance of common stock, net	3,136	958	3,136
Exercise of stock options	124	50	124
Share-based compensation expense	2,942		2,942
Ending Balance (As Restated) at Sep. 30, 2020	83,975	112,522	361,654	(277,679)
Beginning Balance at Jun. 30, 2021	49,466	112,615	369,171	(319,705)
Net (loss) income	(17,510)			(17,510)
Issuance of common stock for vested restricted stock units	(194)	63	(194)
Share-based compensation expense	2,539		2,539
Ending Balance (As Restated) at Sep. 30, 2021	$ 34,301	$ 112,678	$ 371,516	$ (337,215)