Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Retained Earnings	Accumulated Other Comprehensive Loss
Beginning balance (in shares) at Jun. 30, 2018		25,593,122
Beginning balance, amount at Jun. 30, 2018	$ 866,376	$ 68,220	$ 882,333	$ (84,177)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	57,597		57,597
Unrealized gain (loss) on hedged transaction, net of tax	(3,277)			(3,277)
Foreign currency translation adjustment	(2,634)			(2,634)
Realized foreign currency loss from discontinued operations	0
Exercise of stock options and shares issued under share-based compensation plans, net of shares withheld for employee taxes (in shares)		139,107
Exercise of stock options and shares issued under share-based compensation plans, net of shares withheld for employee taxes	103	$ 103
Common stock repurchased (in shares)		(323,832)
Common stock repurchased	(10,129)	$ (10,129)
Share-based compensation	6,093	$ 6,093
Ending Balance (in shares) at Jun. 30, 2019		25,408,397
Ending balance, amount at Jun. 30, 2019	914,129	$ 64,287	939,930	(90,088)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(192,654)		(192,654)
Unrealized gain (loss) on hedged transaction, net of tax	(4,646)			(4,646)
Foreign currency translation adjustment	(38,061)			(38,061)
Realized foreign currency loss from discontinued operations	0
Exercise of stock options and shares issued under share-based compensation plans, net of shares withheld for employee taxes (in shares)		120,969
Exercise of stock options and shares issued under share-based compensation plans, net of shares withheld for employee taxes	(599)	$ (599)
Common stock repurchased (in shares)		(168,068)
Common stock repurchased	(5,432)	$ (5,432)
Share-based compensation	5,509	$ 5,509
Ending Balance (in shares) at Jun. 30, 2020		25,361,298
Ending balance, amount at Jun. 30, 2020	678,246	$ 63,765	747,276	(132,795)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	10,795		10,795
Unrealized gain (loss) on hedged transaction, net of tax	2,249			2,249
Foreign currency translation adjustment	20,778			20,778
Realized foreign currency loss from discontinued operations	11,635			11,635
Exercise of stock options and shares issued under share-based compensation plans, net of shares withheld for employee taxes (in shares)		138,167
Exercise of stock options and shares issued under share-based compensation plans, net of shares withheld for employee taxes	(585)	$ (585)
Share-based compensation	8,073	$ 8,073
Ending Balance (in shares) at Jun. 30, 2021		25,499,465
Ending balance, amount at Jun. 30, 2021	$ 731,191	$ 71,253	$ 758,071	$ (98,133)