Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Income Statement [Abstract]
Revenues	$ 30,897	$ 29,930	$ 58,159	$ 56,500
Cost of goods sold	24,926	23,664	46,072	44,375
Gross profit	5,971	6,266	12,087	12,125
Operating expenses
Selling, general and administrative	4,549	4,863	9,414	9,556
Restructuring and integration	5	62	160	181
Foreign exchange (gain)	(210)	(43)	(272)	(90)
Total operating expenses	4,344	4,882	9,302	9,647
Operating Income	1,627	1,384	2,785	2,478
Interest expense	565	310	1,074	595
Other expense	167	275	402	290
Income before taxes	895	799	1,309	1,593
Income tax (benefit) expense	(414)	605	(133)	830
Net income	$ 1,309	$ 194	$ 1,442	$ 763
Net income per common share:
Basic (in dollars per share)	$ 0.15	$ 0.02	$ 0.17	$ 0.09
Diluted (in dollars per share)	$ 0.15	$ 0.02	$ 0.17	$ 0.09
Weighted average common shares outstanding:
Basic (in shares)	8,713	8,700	8,707	8,700
Diluted (in shares)	8,743	8,706	8,737	8,706