Segment Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Aug. 01, 2014	May 02, 2014	Jan. 31, 2014	Nov. 01, 2013	Aug. 02, 2013	May 03, 2013	Feb. 01, 2013	Nov. 02, 2012	Aug. 01, 2014 Segment ProductLine	Aug. 02, 2013	Aug. 03, 2012
Segment Information [Abstract]
Number of product lines									2
Number of reportable operating segments									1
Segment Reporting Information [Line Items]
Revenue	$ 692,747	$ 643,298	$ 698,491	$ 649,141	$ 674,101	$ 640,407	$ 702,671	$ 627,451	$ 2,683,677	$ 2,644,630	$ 2,580,195
Restaurant [Member]
Segment Reporting Information [Line Items]
Revenue									2,137,405	2,104,768	2,054,127
Retail [Member]
Segment Reporting Information [Line Items]
Revenue									$ 546,272	$ 539,862	$ 526,068