Condensed Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment	Common Stock	Accumulated Deficit	Accumulated Deficit Cumulative Effect, Period of Adoption, Adjustment
Balance (in shares) at Jun. 30, 2019			60,008,481
Balance at Jun. 30, 2019	$ 114,423		$ 376,853	$ (262,430)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock based compensation	290		$ 290
Net loss	(11,508)			(11,508)
Balance (in shares) at Sep. 30, 2019			60,008,481
Balance at Sep. 30, 2019	103,205		$ 377,143	(273,938)
Balance (in shares) at Jun. 30, 2019			60,008,481
Balance at Jun. 30, 2019	114,423		$ 376,853	(262,430)
Balance (in shares) at Jun. 30, 2020			65,196,882
Balance at Jun. 30, 2020	$ 98,215	$ 348	$ 401,240	(303,025)	$ 348
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Accounting Standards Update [Extensible List]	us-gaap:AccountingStandardsUpdate201613Member
Stock based compensation (in shares)	56,083
Stock based compensation	$ 1,502		$ 1,502
Net loss	(6,613)			(6,613)
Balance (in shares) at Sep. 30, 2020			65,252,965
Balance at Sep. 30, 2020	$ 93,452		$ 402,742	$ (309,290)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Accounting Standards Update [Extensible List]	us-gaap:AccountingStandardsUpdate201613Member