Consolidated Statements of Comprehensive Income (Unaudited) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Net sales	$ 30,599,000	$ 30,731,000	$ 88,442,000	$ 85,135,000
Costs and expenses:
Cost of goods sold	20,567,000	19,535,000	59,286,000	54,160,000
Selling and administrative expenses	8,334,000	8,587,000	25,336,000	25,983,000
Interest expense	6,000	9,000	24,000	21,000
	28,907,000	28,131,000	84,646,000	80,164,000
Income before taxes on income	1,692,000	2,600,000	3,796,000	4,971,000
Income tax expense	450,000	720,000	1,250,000	1,560,000
Net income	1,242,000	1,880,000	2,546,000	3,411,000
Weighted average number of shares outstanding during the period
(Basic) (in Shares)	6,063,269	5,986,676	6,051,795	5,986,884
(Diluted) (in Shares)	6,148,012	6,079,430	6,143,871	6,080,840
Basic
Net income (in Dollars per share)	$ 0.20	$ 0.31	$ 0.42	$ 0.57
Diluted
Net income (in Dollars per share)	$ 0.20	$ 0.31	$ 0.41	$ 0.56
Defined benefit pension plans:
Amortization of prior service costs included in net periodic pension costs	3,000	4,000	9,000	12,000
Recognition of net losses included in net periodic pension costs	157,000	79,000	473,000	237,000
Other comprehensive income	160,000	83,000	482,000	249,000
Comprehensive income	$ 1,402,000	$ 1,963,000	$ 3,028,000	$ 3,660,000
Cash dividends per common share (in Dollars per share)	$ 0.135	$ 0.135	$ 0.405	$ 0.405