CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Income Statement [Abstract]
Net sales	$ 27,107	$ 28,918	$ 54,182	$ 56,808
Cost of goods sold	18,621	19,758	37,491	39,082
Gross profit	8,486	9,160	16,691	17,726
Selling, general and administrative expense	4,769	4,854	9,621	9,719
Operating income	3,717	4,306	7,070	8,007
Interest income	41	8	73	16
Income before taxes	3,758	4,314	7,143	8,023
Provision for income taxes	1,320	1,504	2,505	2,799
Net income	$ 2,438	$ 2,810	$ 4,638	$ 5,224
Basic and diluted net income per common share	$ 0.20	$ 0.23	$ 0.37	$ 0.42
Cash dividends per share	$ 0.05	$ 0.05	$ 0.10	$ 0.10
Basic and diluted weighted average shares outstanding	12,415	12,407	12,413	12,405

Aggregate dividends paid during the period for each share of common stock outstanding.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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