Summary of Significant Accounting Policies - Additional Information (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 01, 2020 USD ($) store segment	Aug. 03, 2019 USD ($) segment	Aug. 01, 2020 USD ($) store segment	Aug. 03, 2019 USD ($) segment	Feb. 01, 2020 USD ($)
Summary of Accounting Policies [Line Items]
Number of retail stores operated by company | store	1,476		1,476
Number of reportable business segments | segment	4	4	4	4
Cash and cash equivalents	$ 299,144	$ 57,965	$ 299,144	$ 57,965	$ 81,418
Cash equivalents	241,100	17,500	241,100	17,500	59,600
Excess of outstanding checks drawn on zero balance accounts at domestic banks exceeding book cash balance	4,100	9,400	4,100	9,400	17,100
Selling and administrative expenses	187,261	231,796	376,303	468,351
Advertising costs	14,100	16,500	28,600	30,200
Vendor reimbursements of cooperative advertising costs	900	2,300	2,700	4,200
Net (gain) loss from foreign currency transactions	$ (400)	(200)	$ (500)	100
ASU 2018-13
Summary of Accounting Policies [Line Items]
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	true		true
Change in Accounting Principle, Accounting Standards Update, Adoption Date	Feb. 02, 2020		Feb. 02, 2020
Change in Accounting Principle, Accounting Standards Update, Immaterial Effect [true false]	true		true
ASU 2016-13
Summary of Accounting Policies [Line Items]
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	true		true
Change in Accounting Principle, Accounting Standards Update, Adoption Date	Feb. 02, 2020		Feb. 02, 2020
Change in Accounting Principle, Accounting Standards Update, Immaterial Effect [true false]	true		true
Wholesale Costs of Distribution
Summary of Accounting Policies [Line Items]
Selling and administrative expenses	$ 2,200	1,300	$ 4,600	2,700
Retail Occupancy Costs
Summary of Accounting Policies [Line Items]
Selling and administrative expenses	71,500	85,900	$ 148,700	169,100
Major Customer One | Customer Concentration Risk | Trade Accounts Receivable
Summary of Accounting Policies [Line Items]
Concentration risk percentage			19.00%
Major Customer Two | Customer Concentration Risk | Trade Accounts Receivable
Summary of Accounting Policies [Line Items]
Concentration risk percentage			15.00%
Major Customer Three | Customer Concentration Risk | Trade Accounts Receivable
Summary of Accounting Policies [Line Items]
Concentration risk percentage			13.00%
Other Major Customers | Customer Concentration Risk | Trade Accounts Receivable
Summary of Accounting Policies [Line Items]
Concentration risk percentage			7.00%
Foreign Subsidiaries
Summary of Accounting Policies [Line Items]
Cash and cash equivalents	$ 42,200	$ 10,800	$ 42,200	$ 10,800	$ 8,900