Income Taxes - Reconciliation of Gross Unrecognized Tax Benefits (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Balance at beginning of year	$ 6,080	$ 5,381	$ 5,069
Gross additions for tax positions of current year	933	776	1,455
Gross additions for tax positions of prior years	3,470	195	126
Reductions due to lapse of the statute of limitations		(272)	(1,269)
Balance at end of year	$ 10,483	$ 6,080	$ 5,381