CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ 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	$ 191,598	$ 191,773	$ 379,585	$ 378,893
Cost of goods sold	128,100	130,311	255,088	258,224
Gross profit	63,498	61,462	124,497	120,669
Selling, general and administrative expenses	40,870	38,841	80,056	76,190
Operating income	22,628	22,621	44,441	44,479
Interest expense, net	3,872	3,967	7,779	7,786
Foreign currency (gains) losses, net	(548)	2,557	(214)	(2,896)
Income before income taxes	19,304	16,097	36,876	39,589
Provision (benefit) for income taxes	5,887	(14,081)	11,282	(9,342)
Net income	$ 13,417	$ 30,178	$ 25,594	$ 48,931
Net income per share
basic (in dollars per share)	$ 0.34	$ 0.77	$ 0.65	$ 1.25
diluted (in dollars per share)	$ 0.34	$ 0.75	$ 0.64	$ 1.22
Weighted average common shares outstanding
basic (in shares)	39,411	39,163	39,409	39,128
diluted (in shares)	40,002	39,978	39,954	39,995
Dividends per share (in dollars per share)	$ 0.10	$ 0.10	$ 0.20	$ 0.20