Additional Cash Flow Information - Additional Information (Detail) - USD ($)	6 Months Ended
	Jun. 25, 2016	Jun. 27, 2015
Supplemental Cash Flow Information [Abstract]
Income taxes paid	$ 33,771,000	$ 32,013,000
Interest paid	1,922,000	1,521,000
Acquired operating property by capital leases	17,642,000	$ 0
Acquired operating property by accruing in accounts payable	$ 3,776,000