Consolidated Statements of Operations (USD $) In Thousands, except Per Share data	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Net sales	$ 90,389	$ 71,931	$ 250,527	$ 174,999
Cost of sales	64,840	53,994	182,599	133,451
Gross profit	25,549	17,937	67,928	41,548
Selling, general and administrative expenses	18,943	18,717	54,609	49,156
Gain on sale of assets	(5)	(732)	(23)	(960)
Impairment charge recovery		(25)		(25)
Other expense (income)	284	16	389	(627)
Income (loss) from operations	6,327	(39)	12,953	(5,996)
Interest expense	97	103	268	334
Interest income	(45)	(18)	(132)	(87)
Income (loss) before income taxes	6,275	(124)	12,817	(6,243)
Income tax expense	2,025	1,074	4,073	915
Net income (loss)	$ 4,250	$ (1,198)	$ 8,744	$ (7,158)
Per share data:
Basic earnings (loss) per share (in dollars per share)	$ 0.37	$ (0.11)	$ 0.75	$ (0.63)
Diluted earnings (loss) per share (in dollars per share)	$ 0.36	$ (0.11)	$ 0.75	$ (0.63)
Cash dividends declared per share (in dollars per share)	$ 0.02	$ 0.005	$ 0.03	$ 0.015