Financial Information by Quarter (Unaudited) (Details) - Financial Information by Quarter, Current Year (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Sep. 28, 2013	Jun. 29, 2013	Mar. 30, 2013	Dec. 29, 2012	Sep. 29, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 28, 2013	Sep. 29, 2012	Oct. 01, 2011	Oct. 01, 2011
Operating results:
Net sales	$ 98,190	$ 96,946	$ 82,873	$ 85,887	$ 97,865	$ 93,598	$ 87,029	$ 84,811	$ 363,896	$ 363,303		$ 336,909
Gross profit	8,679	10,910	11,051	8,593	5,901	6,404	5,494	4,659	39,233	22,458		31,743
Net earnings	$ 2,345	$ 3,274	$ 3,714	$ 2,402	$ 833	$ 894	$ 262	$ (180)	$ 11,735	$ 1,809	$ (387)	$ (387)
Net earnings per share amounts:
Basic (in Dollars per share)	$ 0.13	$ 0.18	$ 0.21	$ 0.14					$ 0.65	$ 0.10	$ (0.02)	$ (0.02)
Diluted (in Dollars per share)	$ 0.13	$ 0.18	$ 0.20	$ 0.13					$ 0.64	$ 0.10	$ (0.02)	$ (0.02)