Long-Term Debt and Credit Arrangements (Obligation to Development Authority of Gordon County) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 28, 2013 M Rate	Dec. 29, 2012
Debt Instrument [Line Items]
Obligation to Development Authority of Gordon County	$ 4,447	$ 5,339
Note payable, Development Authority [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	6.00%
Obligation to Development Authority of Gordon County	5,500
Debt Instrument, Periodic Payment	106
Term of Obligation to Development Authority of Gordon County (in months)	57
Debt Issuance Cost		$ 187