Unaudited Condensed Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income / (Loss)	Accumulated Deficit
Balance at Jun. 30, 2019	$ 49,871	$ 89	$ 535,332	$ (10)	$ (485,540)
Balance (in shares) at Jun. 30, 2019		88,521,511
Issuance of restricted stock	(207)		(207)
Issuance of restricted stock (in shares)		356,999
Share-based compensation	1,684		1,684
Net income (loss)	(9,356)				(9,356)
Cumulative translation adjustment	(1,018)			(1,018)
Balance at Sep. 30, 2019	40,974	$ 89	536,809	(1,028)	(494,896)
Balance (in shares) at Sep. 30, 2019		88,878,510
Balance at Jun. 30, 2020	$ 63,635	$ 91	545,741	(484)	(481,713)
Balance (in shares) at Jun. 30, 2020	91,178,108	91,178,108
Issuance of restricted stock (in shares)		95,575
Share-based compensation	$ 1,910		1,910
Net income (loss)	402				402
Cumulative translation adjustment	1,493			1,493
Balance at Sep. 30, 2020	$ 67,440	$ 91	$ 547,651	$ 1,009	$ (481,311)
Balance (in shares) at Sep. 30, 2020	91,273,683	91,273,683