Debt (Full-Recourse Factoring Arrangements) (Details)	Sep. 23, 2012 USD ($)	Sep. 23, 2012 EUR (€)	Dec. 25, 2011 USD ($)	Dec. 31, 2009
Debt Disclosure [Abstract]
Weighted average percentage of the face amount of receivables				92.40%
Full-recourse factoring arrangements	$ 998,000	€ 800,000	$ 1,333,000
Current portion of full-recourse factoring agreements	300,000	300,000
Long-term portion of full-recourse factoring agreements	$ 700,000	€ 500,000