Condensed Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Sep. 28, 2013	Sep. 29, 2012
Net Sales	$ 181,288	$ 184,097	$ 548,675	$ 553,145
Cost of Sales	148,984	148,517	446,202	447,143
Gross Profit	32,304	35,580	102,473	106,002
Selling, General and Administrative Expenses	20,351	21,340	65,175	65,891
Operating Income	11,953	14,240	37,298	40,111
Interest Expense	7,403	8,241	22,668	24,714
Income Before Taxes	4,550	5,999	14,630	15,397
Income tax expense (benefit)	(86)	894	783	2,395
Net Income	$ 4,636	$ 5,105	$ 13,847	$ 13,002
Earnings Per Share
Basic earnings per share	$ 0.43	$ 0.48	$ 1.30	$ 1.23
Diluted earnings per share	$ 0.42	$ 0.48	$ 1.28	$ 1.23
Weighted-Average Number of Common Shares Outstanding
Basic	10,722	10,595	10,657	10,575
Diluted	10,917	10,633	10,785	10,588