Other Identifiable Intangible Assets - Other Identifiable Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Dec. 30, 2012	Jul. 01, 2012
Goodwill And Intangible Assets Disclosure [Abstract]
Other identifiable intangible assets	$ 8,547	$ 8,557	$ 8,557
Less: Accumulated amortization	4,700	4,534	4,326
Other identifiable intangible assets, net	$ 3,847	$ 4,023	$ 4,231
Other identifiable intangible assets, Estimated Useful Lives	20 years