Basis of Presentation - Recently Issued Accounting Pronouncements (Details) - USD ($) $ in Thousands	Aug. 04, 2018	Apr. 27, 2018	Feb. 04, 2018	Feb. 03, 2018
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Cumulative impact to retained earnings	$ 24,231		$ 36,976	$ 34,993
ASU 2014-09 | Difference between Revenue Guidance in Effect before and after Topic 606
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Cumulative impact to retained earnings	91		$ 1,983
Cash and Cash Equivalents
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Restricted cash	$ 1,600	$ 1,700