Accounts Receivable (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended		12 Months Ended
	Jun. 15, 2013	Jun. 16, 2012	Dec. 29, 2012	Dec. 31, 2011
Accounts, Notes, Loans and Financing Receivable [Line Items]
Trade	$ 27,301		$ 24,026
Less allowance for doubtful accounts	(1,307)		(1,244)	(698)
Trade - net	25,994		22,782
Trade - affiliates	1,002		410
Other	258		146
Accounts receivable - net	27,254		23,338
Bad debt provision	285	533	1,122
Accounts Written Off - net of recoveries	$ (222)		$ (576)