Condensed Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Treasury Stock, Common
Balances, beginning at Jun. 30, 2021	$ 285,539	$ 279	$ 137,575	$ 175,178	$ (6,749)	$ (20,744)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(77,356)	0	0	(77,356)	0	0
Other comprehensive income (loss)	(728)	0	0	0	(728)	0
Issuances of common stock	199	0	(189)	0	0	388
Issuance of deferred shares	0		(5,102)	0	0	5,102
Treasury shares sold to Employee Stock Purchase Plan	212	0	(221)	0	0	433
Treasury shares purchased to satisfy tax withholding obligations	(853)	0	0	0	0	(853)
Stock-based compensation expense	5,823	0	5,823	0	0	0
Balances, ending at Mar. 31, 2022	212,836	279	137,886	97,822	(7,477)	(15,674)
Balances, beginning at Dec. 31, 2021	245,610	279	135,913	132,721	(7,445)	(15,858)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(34,899)	0	0	(34,899)	0	0
Other comprehensive income (loss)	(32)	0	0	0	(32)	0
Treasury shares sold to Employee Stock Purchase Plan	69	0	(115)	0	0	184
Stock-based compensation expense	2,088	0	2,088	0	0	0
Balances, ending at Mar. 31, 2022	212,836	279	137,886	97,822	(7,477)	(15,674)
Balances, beginning at Jun. 30, 2022	227,706	279	139,854	111,278	(8,175)	(15,530)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(52,025)	0	0	(52,025)	0	0
Other comprehensive income (loss)	(722)	0	0	0	(722)	0
Issuance of deferred shares	0	0	(5,149)	0	0	5,149
Treasury shares sold to Employee Stock Purchase Plan	200	0	(602)	0	0	802
Treasury shares purchased to satisfy tax withholding obligations	(310)	0	0	0	0	(310)
Stock-based compensation expense	5,154	0	5,154	0	0	0
Balances, ending at Mar. 31, 2023	180,003	279	139,257	59,253	(8,897)	(9,889)
Balances, beginning at Dec. 31, 2022	191,452	279	137,989	71,939	(8,663)	(10,092)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(12,686)	0	0	(12,686)	0	0
Other comprehensive income (loss)	(234)	0	0	0	(234)	0
Treasury shares sold to Employee Stock Purchase Plan	64	0	(139)	0	0	203
Stock-based compensation expense	1,407	0	1,407	0	0	0
Balances, ending at Mar. 31, 2023	$ 180,003	$ 279	$ 139,257	$ 59,253	$ (8,897)	$ (9,889)