Derivative Financial Instruments - Fair Values of Derivative Instruments (Details) - Designated as hedging instrument - USD ($)
$ in Thousands
May 02, 2020
Feb. 01, 2020
May 04, 2019
Interest rate swap 1      
Derivatives, Fair Value [Line Items]      
Notional Amount $ 600,000    
Fixed Rate 3.00%    
Interest rate swap 1 | Other non-current liabilities      
Derivatives, Fair Value [Line Items]      
Total liabilities $ (29,934) $ (20,035) $ (12,336)
Interest rate swap 2      
Derivatives, Fair Value [Line Items]      
Notional Amount $ 360,000    
Fixed Rate 3.00%    
Interest rate swap 2 | Other non-current liabilities      
Derivatives, Fair Value [Line Items]      
Total liabilities $ (17,941) (11,997) (7,370)
Interest rate swap 3      
Derivatives, Fair Value [Line Items]      
Notional Amount $ 240,000    
Fixed Rate 3.00%    
Interest rate swap 3 | Other non-current liabilities      
Derivatives, Fair Value [Line Items]      
Total liabilities $ (11,965) (8,003) (4,920)
Interest rate swaps      
Derivatives, Fair Value [Line Items]      
Notional Amount 1,200,000    
Total liabilities $ (59,840) $ (40,035) $ (24,626)