Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Net sales	$ 82,883	$ 90,389	$ 243,853	$ 250,527
Cost of sales	58,856	64,840	174,597	182,599
Gross profit	24,027	25,549	69,256	67,928
Selling, general and administrative expenses	18,602	18,943	55,316	54,609
Gain on sale of assets	(13)	(5)	(27)	(23)
Other expense	127	284	430	389
Income from operations	5,311	6,327	13,537	12,953
Interest expense	246	97	655	268
Interest income	(44)	(45)	(95)	(132)
Income before income taxes	5,109	6,275	12,977	12,817
Income tax expense	1,089	2,025	2,874	4,073
Net income	$ 4,020	$ 4,250	$ 10,103	$ 8,744
Basic earnings per share: (in dollars per share)	$ 0.35	$ 0.37	$ 0.87	$ 0.75
Diluted earnings per share: (in dollars per share)	$ 0.34	$ 0.36	$ 0.87	$ 0.75
Cash dividends declared per share: (in dollars per share)	$ 0.02	$ 0.02	$ 0.06	$ 0.03