CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' DEFICIT (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss	Treasury Stock	Total
Balance, beginning at Jun. 30, 2021	$ 41	$ 355,239	$ (364,766)	$ (548)	$ (17,437)	$ (27,471)
Balance, beginning (in shares) at Jun. 30, 2021	40,913
Increase (Decrease) in Shareholders' Equity
Shares issued in connection with share-based compensation plans	$ 1	199				200
Shares issued in connection with share-based compensation plans (in shares)	1,140
Share-based compensation		5,327				5,327
Purchase of treasury stock					(818)	(818)
Other comprehensive income				29		29
Net loss			(103,427)			(103,427)
Balance, ending at Dec. 31, 2021	$ 42	360,765	(468,193)	(519)	(18,255)	(126,160)
Balance, ending (in shares) at Dec. 31, 2021	42,053
Balance, beginning at Sep. 30, 2021	$ 42	358,361	(387,108)	(524)	(18,124)	(47,353)
Balance, beginning (in shares) at Sep. 30, 2021	41,787
Increase (Decrease) in Shareholders' Equity
Shares issued in connection with share-based compensation plans		95				95
Shares issued in connection with share-based compensation plans (in shares)	266
Share-based compensation		2,309				2,309
Purchase of treasury stock					(131)	(131)
Other comprehensive income				5		5
Net loss			(81,085)			(81,085)
Balance, ending at Dec. 31, 2021	$ 42	360,765	(468,193)	(519)	(18,255)	(126,160)
Balance, ending (in shares) at Dec. 31, 2021	42,053
Balance, beginning at Jun. 30, 2022	$ 42	363,957	(596,386)	(411)	(18,265)	(251,063)
Balance, beginning (in shares) at Jun. 30, 2022	42,269
Increase (Decrease) in Shareholders' Equity
Shares issued in connection with share-based compensation plans	$ 1	66				67
Shares issued in connection with share-based compensation plans (in shares)	728
Share-based compensation		3,111				3,111
Purchase of treasury stock					(106)	(106)
Other comprehensive income				44		44
Net loss			(64,327)			(64,327)
Balance, ending at Dec. 31, 2022	$ 43	367,134	(660,713)	(367)	(18,371)	(312,274)
Balance, ending (in shares) at Dec. 31, 2022	42,997
Balance, beginning at Sep. 30, 2022	$ 43	365,573	(624,405)	(401)	(18,371)	(277,561)
Balance, beginning (in shares) at Sep. 30, 2022	42,918
Increase (Decrease) in Shareholders' Equity
Shares issued in connection with share-based compensation plans		29				29
Shares issued in connection with share-based compensation plans (in shares)	79
Share-based compensation		1,532				1,532
Other comprehensive income				34		34
Net loss			(36,308)			(36,308)
Balance, ending at Dec. 31, 2022	$ 43	$ 367,134	$ (660,713)	$ (367)	$ (18,371)	$ (312,274)
Balance, ending (in shares) at Dec. 31, 2022	42,997