CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income	Retained Earnings (Deficit)
Balance (in shares) at Jun. 30, 2018		45,258,571
Balance at Jun. 30, 2018	$ 486,438	$ 2,263	$ 194,436	$ 9,656	$ 280,083
Increase (Decrease) in Stockholders' Equity
Net loss	(14,226)				(14,226)
Foreign currency translation	185			185
Stock repurchase program (in shares)		(8,605,430)
Stock repurchase program	(154,545)	$ (431)	(154,114)
Exercise of SARs (in shares)		22,263
Exercise of SARs	(221)	$ 1	(222)
Stock-based compensation	9,003		9,003
Recognition of deferred compensation (Note 11)	(499)			(499)
Net restricted stock activity (in shares)		193,845
Net restricted stock activity	(1,941)	$ 10	(1,951)
Minority interest (Note 1)	51				51
Balance (in shares) at Jun. 30, 2019		36,869,249
Balance at Jun. 30, 2019	324,245	$ 1,843	47,152	9,342	265,908
Increase (Decrease) in Stockholders' Equity
Net loss	(171,362)				(171,362)
Foreign currency translation	(1,462)			(1,462)
Stock repurchase program (in shares)		(1,504,000)
Stock repurchase program	(26,356)	$ (75)	(26,281)
Exercise of SARs (in shares)		1,776
Exercise of SARs	28		28
Stock-based compensation	3,275		3,275
Recognition of deferred compensation (Note 11)	(431)			(431)
Net restricted stock activity (in shares)		258,691
Net restricted stock activity	(2,150)	$ 13	(2,163)
Minority interest (Note 1)	$ (84)				(84)
Balance (in shares) at Jun. 30, 2020	35,625,716	35,625,716
Balance at Jun. 30, 2020	$ 125,703	$ 1,781	22,011	7,449	94,462
Increase (Decrease) in Stockholders' Equity
Net loss	(113,331)				(113,331)
Foreign currency translation	1,888			1,888
Exercise of SARs (in shares)		3,775
Exercise of SARs	(24)		(24)
Stock-based compensation	3,254		3,254
Recognition of deferred compensation (Note 11)	206			206
Net restricted stock activity (in shares)		166,353
Net restricted stock activity	(130)	$ 9	(139)
Minority interest (Note 1)	$ (520)				(520)
Balance (in shares) at Jun. 30, 2021	35,795,844	35,795,844
Balance at Jun. 30, 2021	$ 17,046	$ 1,790	$ 25,102	$ 9,543	$ (19,389)