Basis of Presentation and Accounting Policies - Additional Information (Details) - USD ($)	3 Months Ended			6 Months Ended		12 Months Ended
	Aug. 01, 2020	May 02, 2020	Aug. 03, 2019	Aug. 01, 2020	Aug. 03, 2019	Feb. 01, 2020
Disaggregation of Revenue [Line Items]
Period allowed for entire purchase price for merchandise placed on layaway				30 days
Liability included in other accrued expenses	$ 3,200,000		$ 2,400,000	$ 3,200,000	$ 2,400,000	$ 2,700,000
Goodwill impairment	0	$ 19,700,000	0	19,661,000	0	0
Impairment of intangible assets	0	$ 8,900,000	0	8,900,000	0	0
Gift cards, customer orders and layaways
Disaggregation of Revenue [Line Items]
Net deferred revenue liability	9,500,000		8,400,000	9,500,000	8,400,000	$ 7,700,000
Deferred revenue from prior periods realized	$ 500,000		$ 600,000	$ 800,000	$ 1,200,000