Summary of Significant Accounting Policies - Recent Accounting Pronouncements (Details) - USD ($) $ in Thousands	Feb. 03, 2019	Feb. 01, 2020
Transition package of practical expedients	true
Hind sight practical expedient	false
Lease liability		$ 178,260
Right-of-use (“ROU”) asset		169,854
Adoption of lease accounting standard (See Note 10)		$ (2,060)
Accounting Standards Update 2016-02
Lease liability	$ 133,600
Right-of-use (“ROU”) asset	141,000
Adoption of lease accounting standard (See Note 10)	$ 2,100