CONDENSED CONSOLIDATED STATEMENTS OF INCOME (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Income Statement [Abstract]
Net sales	$ 125,552	$ 131,674	$ 253,570	$ 265,174
Cost of sales	94,747	95,806	191,926	194,725
Gross profit	30,805	35,868	61,644	70,449
Selling, general and administrative expenses	28,071	19,246	49,095	36,879
Research and development expenses	1,341	2,531	2,391	3,961
Operating income	1,393	14,091	10,158	29,609
Other (expense) income:
Interest expense	(2,669)	(1,855)	(4,902)	(2,609)
Interest and other income, net	342	857	590	1,076
Other (expense) income, Total	(2,327)	(998)	(4,312)	(1,533)
(Loss) income before income taxes	(934)	13,093	5,846	28,076
Income tax (benefit) provision	(370)	4,823	2,025	10,508
Net (loss) income	$ (564)	$ 8,270	$ 3,821	$ 17,568
Basic (loss) income per common share (in dollars per share)	$ (0.02)	$ 0.28	$ 0.13	$ 0.60
Diluted (loss) income per common share (in dollars per share)	$ (0.02)	$ 0.28	$ 0.13	$ 0.60
Weighted average shares outstanding:
Basic (in shares)	30,029	29,115	29,831	29,049
Diluted (in shares)	30,029	29,599	30,163	29,495