Amounts Recognized in Financial Statements with Respect to Plans (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Total cost of the Plans during the period	$ 4,911	$ 6,149	$ 5,012
Amount of related income tax benefit recognized during the period	1,305	2,398	983
Net cost of the Plans during the period	$ 3,606	$ 3,751	$ 4,029