Reconciliation of Total Segment Income to Consolidated Income Before Provision for Income Taxes (Detail) - USD ($) $ in Thousands	3 Months Ended		8 Months Ended
	Sep. 06, 2015	Sep. 07, 2014	Sep. 06, 2015	Sep. 07, 2014
Segment Reporting [Abstract]
Total Segment Income	$ 91,821	$ 88,011	$ 300,837	$ 273,019
Depreciation and amortization	(7,667)	(6,947)	(22,695)	(20,024)
Gains (losses) on sale/disposal of assets	(199)	(306)	73	1,381
Non-cash compensation expense	(3,412)	(3,817)	(11,188)	(11,897)
Income from operations	80,543	76,941	267,027	242,479
Interest income	64	22	203	80
Interest expense	(19,979)	(19,974)	(59,142)	(60,151)
Income before provision for income taxes	$ 60,628	$ 56,989	$ 208,088	$ 182,408