Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Net sales	$ 51,399	$ 49,019	$ 98,726	$ 91,949
Cost of sales	37,028	36,033	71,859	68,779
Gross profit	14,371	12,986	26,867	23,170
Selling, general & administrative expenses	7,799	7,417	15,043	14,008
Acquisition-related costs	0	19		1,089
Material overcharge settlement		(104)		(104)
Gain on sale of fixed assets	0	(15)		(55)
Operating income	6,572	5,669	11,824	8,232
Interest income	0	(7)		(32)
Interest expense	194	404	425	677
Other expense (income)	198	(3)	437	(53)
Income before income tax expense	6,180	5,275	10,962	7,640
Income tax expense	1,582	1,285	2,630	1,873
Net income	$ 4,598	$ 3,990	$ 8,332	$ 5,767
Net income per share:
Basic (in dollars per share)	$ 0.62	$ 0.54	$ 1.12	$ 0.79
Diluted (in dollars per share)	$ 0.62	$ 0.54	$ 1.11	$ 0.78
Weighted average common shares outstanding:
Basic (in shares)	7,423	7,347	7,413	7,336
Diluted (in shares)	7,467	7,413	7,473	7,408