CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $)	3 Months Ended		6 Months Ended
	Jun. 29, 2013	Jun. 30, 2012	Jun. 29, 2013	Jun. 30, 2012
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Net sales	$ 76,547,227	$ 84,574,041	$ 142,428,118	$ 156,740,862
Cost of sales	62,943,120	71,059,856	117,415,910	132,410,960
Gross profit	13,604,107	13,514,185	25,012,208	24,329,902
Selling, general and administrative expenses	8,759,419	8,112,242	17,152,665	16,660,632
Legal settlement and related costs	3,417,647	127,000	3,600,161	127,000
Other income	(19,390)	(113,192)	(732,781)	(592,140)
Operating income	1,446,431	5,388,135	4,992,163	8,134,410
Interest expense	79,073	315,061	221,391	579,810
Income before income taxes	1,367,358	5,073,074	4,770,772	7,554,600
Income tax expense (benefit)	442,227	(324,317)	1,541,835	(324,317)
Net income	925,131	5,397,391	3,228,937	7,878,917
Other comprehensive income (loss)	(26,815)	747	(31,269)	747
Total comprehensive income	$ 898,316	$ 5,398,138	$ 3,197,668	$ 7,879,664
Income per share:
Basic (in dollars per share)	$ 0.06	$ 0.34	$ 0.20	$ 0.49
Diluted (in dollars per share)	$ 0.06	$ 0.33	$ 0.20	$ 0.49
Shares used in the computation of income per share:
Basic (in shares)	16,098,387	15,951,777	16,053,098	15,935,492
Diluted (in shares)	16,462,115	16,240,047	16,356,692	16,212,497