PROPERTY, EQUIPMENT and FIXTURES (Details) - USD ($) $ in Thousands	Jul. 27, 2019	Jul. 28, 2018
Property, Plant and Equipment [Line Items]
Total property, equipment and fixtures	$ 565,494	$ 528,648
Accumulated depreciation	(330,094)	(304,593)
Accumulated amortization of property under capital and financing leases	(10,510)	(9,489)
Property, equipment and fixtures, net	224,890	214,566
Land and buildings
Property, Plant and Equipment [Line Items]
Total property, equipment and fixtures	109,707	106,614
Store fixtures and equipment
Property, Plant and Equipment [Line Items]
Total property, equipment and fixtures	290,916	273,345
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total property, equipment and fixtures	124,812	116,699
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	10,453	2,641
Vehicles
Property, Plant and Equipment [Line Items]
Total property, equipment and fixtures	$ 4,395	$ 4,138