Condensed Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Accumulated Deficit
Balance (in shares) at Jun. 30, 2021		71,258,047
Balance at Jun. 30, 2021	$ 151,393	$ 462,775	$ (311,382)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation and exercises (net) (in shares)		20,958
Stock-based compensation and exercises (net)	1,762	$ 1,762
Net loss	(1,291)		(1,291)
Balance (in shares) at Sep. 30, 2021		70,959,182
Balance at Sep. 30, 2021	151,864	$ 464,537	(312,673)
Balance (in shares) at Jun. 30, 2022		71,188,053
Balance at Jun. 30, 2022	156,833	$ 469,918	(313,085)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Repurchase of Series A convertible preferred stock	(1,733)	$ (1,733)
Retirement of common stock (in shares)		(319,823)
Stock-based compensation and exercises (net) (in shares)		30,077
Stock-based compensation and exercises (net)	1,318	$ 1,318
Net loss	(8,574)		(8,574)
Balance (in shares) at Sep. 30, 2022		71,218,130
Balance at Sep. 30, 2022	$ 147,844	$ 469,503	$ (321,659)