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Restricted Cash (Details) - USD ($)
$ in Millions
3 Months Ended
May 05, 2018
Apr. 29, 2017
Restricted Cash (Details) [Line Items]    
Restricted Cash and Cash Equivalents, Current $ 4.1 $ 13.0
Restricted Cash and Cash Equivalents, Noncurrent 6.4 $ 10.5
In Connection With Acquisition of etailz [Member]    
Restricted Cash (Details) [Line Items]    
Restricted Cash Maximum Earn Out Provision 3.2  
Business Combination, Indemnification Assets, Amount as of Acquisition Date 1.5  
As a Result of Death of Chairman [Member]    
Restricted Cash (Details) [Line Items]    
Restricted Cash and Cash Equivalents, Current 0.9  
Restricted Cash and Cash Equivalents, Noncurrent 6.4  
Assets Held-in-trust $ 7.3