Basis of Presentation and Summary of Significant Accounting Policies (Details) $ in Thousands	3 Months Ended		12 Months Ended
	May 04, 2019 USD ($) store	May 05, 2018 USD ($)	Feb. 01, 2020	Feb. 02, 2019 USD ($)	Feb. 03, 2019 USD ($)
Components of Operating Cost and Expense [Abstract]
Document Period End Date	May 04, 2019
Number of Stores | store	1,404
Number of States in which Entity Operates	47
Operating Cycle	52 or 53 weeks
Fiscal Period Duration	91 days	91 days	364 days	364 days
Distribution and Outbound Transportation Costs	$ 45,100	$ 42,900
Advertising Expense	22,400	$ 22,000
Item Effected [Line Items]
Operating lease right-of-use assets	1,156,656			$ 0	$ 1,110,000
Operating Lease, Liability	$ 1,196,770				$ 1,138,000