Organization and Summary of Significant Accounting Policies (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 29, 2012	Sep. 24, 2011	Sep. 29, 2012 segment	Sep. 24, 2011	Sep. 29, 2012 Level 1	Dec. 31, 2011 Level 1	Sep. 29, 2012 Level 2	Dec. 31, 2011 Level 2	Sep. 29, 2012 Total	Dec. 31, 2011 Total
Organization and Summary of Significant Accounting Policies
Minimum annual net revenues	$ 160,000,000		$ 160,000,000
Number of primary product segments			2
Liabilities:
Interest rate swaps							(820,621)	(843,635)	(820,621)	(843,635)
Assets:
Non-qualified Deferred Compensation Plan Investments					411,615	384,778			411,615	384,778
Income taxes
Income tax provision (benefit)	$ 1,017,795	$ (245,186)	$ 2,907,723	$ 1,044,980
Effective tax rate (as a percent)	(36.90%)	(56.20%)	36.40%	33.50%