PROPERTY, EQUIPMENT and FIXTURES (Details) - USD ($) $ in Thousands	Jul. 28, 2018	Jul. 29, 2017
Property, Plant and Equipment [Line Items]
Total property, equipment and fixtures	$ 528,648	$ 494,123
Accumulated depreciation	(304,593)	(281,216)
Accumulated amortization of property under capital and financing leases	(9,489)	(8,467)
Property, equipment and fixtures, net	214,566	204,440
Land and buildings
Property, Plant and Equipment [Line Items]
Total property, equipment and fixtures	106,614	105,211
Store fixtures and equipment
Property, Plant and Equipment [Line Items]
Total property, equipment and fixtures	273,345	253,227
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total property, equipment and fixtures	116,699	104,946
Leased property under capital leases
Property, Plant and Equipment [Line Items]
Total property, equipment and fixtures	25,211	25,211
Construction in progress
Property, Plant and Equipment [Line Items]
Total property, equipment and fixtures	2,641	2,288
Vehicles
Property, Plant and Equipment [Line Items]
Total property, equipment and fixtures	$ 4,138	$ 3,240