Long-Term Debt Senior Credit Facility (Details) (USD $)				9 Months Ended
	Sep. 29, 2013	Dec. 30, 2012	Sep. 29, 2013 Letter of Credit [Member]	Sep. 29, 2013 Prior to Cash Collateral Release [Member] Rate	Sep. 29, 2013 Minimum [Member] Following the Cash Collateral Release [Member] Rate	Sep. 29, 2013 Maximum [Member] Following the Cash Collateral Release [Member] Rate
Debt Instrument [Line Items]
Line of Credit Facility, Current Borrowing Capacity	$ 20,000,000		$ 15,000,000
Line of Credit Facility, Maximum Borrowing Capacity	25,000,000
Restricted cash	20,000,000	20,000,000
Senior Credit Facility, Cash Collateral Release, Adjusted Leverage Ratio	6.00
Line of Credit Facility, Alternative Base Rate, Interest Rate Margin				0.75%	2.50%	3.25%
Line of Credit Facility, Libor Rate, Interest Rate Margin				1.75%	3.50%	4.25%
Letters of Credit Outstanding, Amount	5,400,000
Line of Credit Facility, Remaining Borrowing Capacity	$ 14,600,000