Commitments and Contingencies Total Rent Expense (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Commitments and Contingencies Disclosure [Abstract]
Minimum rent	$ 50,218	$ 48,131	$ 46,578
Percent rent	63	91	88
Sublease income	(21)	(23)	(43)
Rent paid to related parties	1,561	1,593	1,550
Total rent expense	$ 51,821	$ 49,792	$ 48,173