Basis of Presentation and Summary of Significant Accounting Policies (Details 3) - Jul. 31, 2015 $ in Thousands	USD ($) store	USD ($) item
Goodwill and Other Intangible assets
Number of reporting units | item		2
Leases
Number of retail stores sold and concurrently leased back | store	2
Carrying value of sale-leaseback transactions	$ 7,900	$ 7,900
Net proceeds from the sale-leaseback transactions	8,700	8,666
Sale Leaseback obligation	$ 8,700	$ 8,700