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Summary of Significant Accounting Policies (Schedule of Property and Equipment) (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 02, 2020	Feb. 03, 2019
Property, Plant and Equipment [Line Items]
Property and equipment	$ 179,531	$ 188,416
Accumulated depreciation and amortization	(53,255)	(34,203)
Property and equipment net excluding construction in progress	126,276	154,213
Construction in progress	10,795	12,896
Property and equipment, net	137,071	167,109
Land and Land Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment	4,486	4,486
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment	42,518	32,765
Buildings [Member]
Property, Plant and Equipment [Line Items]
Property and equipment	$ 35,903	71,469
Property and equipment estimated useful Life	39 years
Vehicles [Member]
Property, Plant and Equipment [Line Items]
Property and equipment	$ 161	161
Warehouse Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment	14,219	13,051
Office Equipment and Furniture [Member]
Property, Plant and Equipment [Line Items]
Property and equipment	48,274	36,473
Computer Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment	7,432	5,072
Software [Member]
Property, Plant and Equipment [Line Items]
Property and equipment	$ 26,538	$ 24,939
Minimum [Member] | Land and Land Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful Life	15 years
Minimum [Member] | Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful Life	3 years
Minimum [Member] | Vehicles [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful Life	5 years
Minimum [Member] | Warehouse Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful Life	5 years
Minimum [Member] | Office Equipment and Furniture [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful Life	3 years
Minimum [Member] | Computer Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful Life	3 years
Minimum [Member] | Software [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful Life	3 years
Maximum [Member] | Land and Land Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful Life	40 years
Maximum [Member] | Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful Life	15 years
Maximum [Member] | Vehicles [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful Life	10 years
Maximum [Member] | Warehouse Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful Life	15 years
Maximum [Member] | Office Equipment and Furniture [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful Life	15 years
Maximum [Member] | Computer Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful Life	5 years
Maximum [Member] | Software [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful Life	7 years

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Property And Equipment Net Excluding Construction In Progress

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