Open Market Share Repurchase Program - Additional Information (Detail) - USD ($)	3 Months Ended		8 Months Ended
	Sep. 06, 2015	Sep. 07, 2014	Sep. 06, 2015	Sep. 07, 2014
Equity [Abstract]
Common stock repurchased and retired (in shares)	365,460	242,700	1,293,924	1,151,931
Common stock repurchased and retired	$ 40,900,000	$ 17,400,000	$ 138,550,000	$ 82,407,000
Stock repurchase program, amount remaining	159,400,000		159,400,000
Share repurchase program, approved amount	$ 200,000,000		$ 200,000,000