Quarterly report pursuant to Section 13 or 15(d)

Debt - Credit Facilities, Narrative(Details)

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Debt - Credit Facilities, Narrative(Details) - 2014 Credit Facilities - USD ($)
$ in Millions
9 Months Ended
Oct. 28, 2017
Apr. 30, 2015
Jun. 18, 2014
Term Loan      
Debt      
Total variable interest rate (as a percent) 4.74%    
Portion of term loan refinanced at a fixed rate   $ 400.0  
Fixed rate on refinanced amount (as a percent)   5.00%  
Weighted average interest rate (as a percent) 5.13%    
Term Loan | LIBOR      
Debt      
Period for variable rate basis 1 month    
Actual LIBOR rate (as a percent) 1.24%    
Margin added to Base rate (as a percent) 3.50%    
Term Loan | Interest rate swap      
Debt      
Notional amount of interest rate swap $ 490.0    
ABL Facility      
Debt      
Credit facility 550.0   $ 500.0
Total credit facility with expansion feature $ 650.0    
Fees on unused commitments (as a percent) 0.25%    
Amount drawn $ 0.0    
Letters of credit issued and outstanding 38.7    
Borrowings available under credit facility $ 511.3    
ABL Facility | LIBOR      
Debt      
Period for variable rate basis 1 month    
Margin added to Base rate (as a percent) 1.00%    
ABL Facility | Federal funds rate      
Debt      
Margin added to Base rate (as a percent) 0.50%    
ABL Facility | Minimum      
Debt      
Fees on amounts available to be drawn (as a percent) 1.25%    
ABL Facility | Maximum      
Debt      
Varying interest rate margin (as a percent) 1.75%    
Fees on amounts available to be drawn (as a percent) 1.75%    
Maximum borrowing outstanding under the ABL Facility during the period $ 34.7