Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	Retained Earnings	Accumulated Other Comprehensive Loss
Beginning balance (in shares) at Jun. 30, 2019		25,408,397
Beginning balance at Jun. 30, 2019	$ 914,129	$ 64,287	$ 939,930	$ (90,088)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	11,530		11,530
Unrealized gain (loss) on hedged transaction, net of tax	(1,071)			(1,071)
Foreign currency translation adjustment	(14,369)			(14,369)
Exercise of stock options and shares issued under share-based compensation plans, net of shares withheld for employee taxes (in shares)		786
Exercise of stock options and shares issued under share-based compensation plans, net of shares withheld for employee taxes	(12)	$ (12)
Common stock repurchased (in shares)		(168,068)
Common stock repurchased	(5,432)	$ (5,432)
Share-based compensation	1,246	$ 1,246
Ending balance (in shares) at Sep. 30, 2019		25,241,115
Ending balance at Sep. 30, 2019	906,021	$ 60,089	951,460	(105,528)
Beginning balance (in shares) at Jun. 30, 2020		25,361,298
Beginning balance at Jun. 30, 2020	678,246	$ 63,765	747,276	(132,795)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	(11,819)		(11,819)
Unrealized gain (loss) on hedged transaction, net of tax	109			109
Foreign currency translation adjustment	3,511			3,511
Share-based compensation	1,180	$ 1,180
Ending balance (in shares) at Sep. 30, 2020		25,361,298
Ending balance at Sep. 30, 2020	$ 671,227	$ 64,945	$ 735,457	$ (129,175)