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Condensed Consolidated Statements Of Income (Unaudited) (USD $) In Thousands, except Share data	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Net sales	$ 90,215	$ 73,953	$ 266,448	$ 212,119
Cost of products sold	67,748	55,298	198,346	160,729
Gross profit	22,467	18,655	68,102	51,390
Selling, general and administrative expenses	10,941	9,401	32,436	26,535
Operating income	11,526	9,254	35,666	24,855
Other income	78	115	299	252
Other expense	(402)	(112)	(720)	(640)
Income before income taxes	11,202	9,257	35,245	24,467
Income taxes	3,547	3,102	11,546	8,159
Net income	$ 7,655	$ 6,155	$ 23,699	$ 16,308
Earnings per share (in Dollars per share)	$ 0.37	$ 0.29	$ 1.13	$ 0.78
Cash dividends paid per share (in Dollars per share)	$ 0.090	$ 0.084	$ 0.264	$ 0.252
Weighted average shares outstanding (in Shares)	20,989,882	20,860,669	20,986,574	20,878,788

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