Consolidated Statements of Comprehensive Income (Unaudited) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Net sales	$ 30,854,000	$ 29,335,000	$ 61,839,000	$ 57,843,000
Costs and expenses:
Cost of goods sold	19,676,000	19,673,000	39,348,000	38,719,000
Selling and administrative expenses	9,102,000	8,088,000	18,659,000	17,002,000
Interest expense	8,000	7,000	15,000	18,000
	28,786,000	27,768,000	58,022,000	55,739,000
Income before taxes on income	2,068,000	1,567,000	3,817,000	2,104,000
Income tax expense	630,000	590,000	1,150,000	800,000
Net income	1,438,000	977,000	2,667,000	1,304,000
(Basic) (in Shares)	6,126,323	6,066,244	6,123,752	6,046,059
(Diluted) (in Shares)	6,170,121	6,140,986	6,169,798	6,141,801
Basic
Net income (in Dollars per share)	$ 0.23	$ 0.16	$ 0.44	$ 0.22
Diluted
Net income (in Dollars per share)	$ 0.23	$ 0.16	$ 0.43	$ 0.21
Defined benefit pension plans:
Amortization of prior service costs included in net periodic pension costs	2,000	3,000	4,000	6,000
Recognition of net losses included in net periodic pension costs	189,000	158,000	379,000	315,000
Recognition of settlement loss included in net periodic pension costs	161,000		161,000
Current period gains	1,991,000		1,991,000
Other comprehensive income	2,343,000	161,000	2,535,000	321,000
Comprehensive income	$ 3,781,000	$ 1,138,000	$ 5,202,000	$ 1,625,000
Cash dividends per common share (in Dollars per share)	$ 0.00	$ 0.135	$ 0.00	$ 0.27