Condensed Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Income (Loss)
Balances, beginning at Jun. 30, 2021	$ 285,539	$ 279	$ 137,575	$ 175,178	$ (20,744)	$ (6,749)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(17,538)	0	0	(17,538)	0	0
Other comprehensive income (loss)	(795)	0	0	0	0	(795)
Issuance of deferred shares	0	0	(4,084)	0	4,084	0
Treasury shares sold to Employee Stock Purchase Plan	76	0	(52)	0	128	0
Treasury shares purchased to satisfy tax withholding obligations	(853)	0	0	0	(853)	0
Stock-based compensation expense	1,869	0	1,869	0	0	0
Balances, ending at Sep. 30, 2021	268,298	279	135,308	157,640	(17,385)	(7,544)
Balances, beginning at Jun. 30, 2022	227,706	279	139,854	111,278	(15,530)	(8,175)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(6,512)	0	0	(6,512)	0	0
Other comprehensive income (loss)	(1,753)	0	0	0	0	(1,753)
Issuance of deferred shares	0	0	(4,064)	0	4,064	0
Treasury shares sold to Employee Stock Purchase Plan	65	0	(194)	0	259	0
Treasury shares purchased to satisfy tax withholding obligations	(310)	0	0	0	(310)	0
Stock-based compensation expense	2,055	0	2,055	0	0	0
Balances, ending at Sep. 30, 2022	$ 221,251	$ 279	$ 137,651	$ 104,766	$ (11,517)	$ (9,928)