Annual report pursuant to Section 13 and 15(d)

Notes payable (Details)

v3.8.0.1
Notes payable (Details)
12 Months Ended
Feb. 03, 2018
USD ($)
Jan. 28, 2017
USD ($)
Notes payable    
Outstanding borrowings under credit facility $ 0 $ 0
Revolving loans    
Notes payable    
Outstanding borrowings under credit facility $ 0 $ 0
Second Amended and Restated Loan Agreement    
Notes payable    
Unused line fee (as a percent) 0.20%  
Second Amended and Restated Loan Agreement | Minimum    
Notes payable    
Fixed charge coverage ratio covenant 1.0  
Second Amended and Restated Loan Agreement | London Interbank Offered Rate    
Notes payable    
Interest rate margin (as a percent) 1.25%  
Second Amended and Restated Loan Agreement | Revolving loans    
Notes payable    
Maximum borrowing capacity $ 400,000,000  
Contingent increase to revolving facility 50,000,000  
Second Amended and Restated Loan Agreement | Letters of credit    
Notes payable    
Maximum borrowing capacity $ 20,000,000