Long Term Debt - Interest Expense, Net (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Debt Disclosure [Abstract]
Long-term debt	$ 2,295	$ 2,396	$ 3,040
Debt fees	235	213	410
Amortization of deferred financing costs	1,021	857	813
Interest income	(25)	(20)	(59)
Interest expense	3,526	3,446	4,204
Capitalized interest	(6)	(9)	(36)
Interest expense, net	$ 3,520	$ 3,437	$ 4,168