New Accounting Pronouncements (Details) - USD ($) $ in Thousands	May 02, 2020	Feb. 03, 2020	Feb. 01, 2020	Nov. 04, 2019	Nov. 03, 2019	Feb. 04, 2019	Nov. 05, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Present value of operating lease liabilities	$ 316,226
Operating lease assets	$ 243,695
Accounting Standards Update 2018-01
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Present value of operating lease liabilities					$ 301,400
Operating lease assets					233,200
Deferred rent and unamortized landlord construction allowance					68,200
Accounting Standards Update 2018-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Effect of accounting standards				$ (2,379)
Retained earnings | Accounting Standards Update 2018-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Effect of accounting standards		$ 0	$ 2,400	$ 2,379	$ 2,379	$ 0	$ 0