Additional Cash Flow Information - Additional Information (Detail) (USD $)	9 Months Ended
	Sep. 28, 2013	Sep. 29, 2012
Schedule of Cash Flow, Supplemental [Line Items]
Income taxes paid	$ 44,966,000	$ 48,528,000
Interest paid	2,347,000	2,331,000
Acquired operating property by capital leases	$ 47,917,000	$ 42,952,000