PROPERTY AND EQUIPMENT (Details)	3 Months Ended	6 Months Ended
Aug. 01, 2020 USD ($)	Aug. 03, 2019 USD ($)	Aug. 01, 2020 USD ($)	Aug. 03, 2019 USD ($)	Feb. 01, 2020 USD ($)
Property, Plant and Equipment [Line Items]
Net book value	$ 46,800,000	$ 71,300,000	$ 46,800,000	$ 71,300,000
Impairment of Long-Lived Assets Held-for-use	$ 544,000	121,000	37,635,000	469,000
Number of Underperforming Stores	6
Property, Plant and Equipment, Gross	$ 864,201,000	952,599,000	864,201,000	952,599,000	$ 949,474,000
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	(663,238,000)	(703,822,000)	(663,238,000)	(703,822,000)	(712,576,000)
Property, Plant and Equipment, Net	200,963,000	248,777,000	200,963,000	248,777,000	236,898,000
Land and Land Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	3,403,000	3,403,000	3,403,000	3,403,000	3,403,000
Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	35,927,000	35,568,000	35,927,000	35,568,000	35,568,000
Material handling equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	56,748,000	52,219,000	56,748,000	52,219,000	53,540,000
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	228,183,000	301,844,000	228,183,000	301,844,000	285,955,000
Store fixtures and equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	235,386,000	270,956,000	235,386,000	270,956,000	272,158,000
Computer Software, Intangible Asset [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	288,934,000	260,266,000	288,934,000	260,266,000	265,610,000
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 15,620,000	$ 28,343,000	$ 15,620,000	$ 28,343,000	$ 33,240,000
Number Of Stores Tested For Impairment [Member]
Property, Plant and Equipment [Line Items]
Number of Stores	824	961	824	961

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