Consolidated Statements of Stockholders' Equity (Deficit) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained (Deficit)	Treasury Stock
Balance at Jun. 30, 2018	$ 180,254	$ 469	$ 237,957	$ (51,360)	$ (6,812)
Balance (in shares) at Jun. 30, 2018		45,865,000
Net loss	(8,109)			(8,109)
Share-based compensation expense	771		771
Shares issued or canceled in connection with employee stock incentive plans and related tax effect (in shares)		1,122,000
Balance at Sep. 30, 2018	172,916	$ 469	238,728	(59,469)	(6,812)
Balance (in shares) at Sep. 30, 2018		46,987,000
Balance at Jun. 30, 2019	$ 171,309	$ 465	241,456	(63,800)	(6,812)
Balance (in shares) at Jun. 30, 2019	46,683,269	46,683,000
Net loss	$ (9,629)			(9,629)
Share-based compensation expense	720		720
Shares issued or canceled in connection with employee stock incentive plans and related tax effect		$ (3)	3
Shares issued or canceled in connection with employee stock incentive plans and related tax effect (in shares)		1,055,000
Cumulative effect of accounting change	(601)			(601)
Balance at Sep. 30, 2019	$ 161,799	$ 462	$ 242,179	$ (74,030)	$ (6,812)
Balance (in shares) at Sep. 30, 2019	47,737,988	47,738,000