Condensed Consolidated Statements of Income and Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2016	Mar. 31, 2015
Net sales	$ 30,006	$ 19,613	$ 78,502	$ 56,926
Cost of goods sold	23,549	15,941	61,643	46,480
Gross profit	6,457	3,672	16,859	10,446
Selling, general and administrative expenses	3,352	2,633	9,291	7,457
Income from operations	3,105	1,039	7,568	2,989
Other (expense) income:
Interest income	26	7	82	22
Interest expense	2	(3)	(1)	(9)
Foreign exchange (loss) gain	(137)	30	(241)	152
Other, net	1,611	1	1,601	(23)
	1,502	35	1,441	142
Income before income taxes	4,607	1,074	9,009	3,131
Provision for income taxes	1,584	286	2,905	775
Net income	3,023	788	6,104	2,356
Unrealized (loss) gain resulting from change in fair value of derivative instruments, net of tax	(473)	39	(199)	779
Comprehensive income	$ 2,550	$ 827	$ 5,905	$ 3,135
Net income per common share:
Basic (in dollars per share)	$ 0.46	$ 0.12	$ 0.94	$ 0.35
Diluted (in dollars per share)	$ 0.46	$ 0.12	$ 0.92	$ 0.35
Weighted average common shares outstanding:
Basic (in shares)	6,510,902	6,747,848	6,513,821	6,797,256
Diluted (in shares)	6,562,577	6,760,483	6,628,883	6,832,268