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Debt (ABL Facility) - Additional Information (Detail) - USD ($)
12 Months Ended
Jan. 30, 2018
Jan. 30, 2018
Dec. 30, 2017
Debt Instrument [Line Items]      
Outstanding borrowings     $ 220,300,000
Write-off of deferred financing fees remaining $ 2,500,000    
Amendment to ABL facility [Member]      
Debt Instrument [Line Items]      
Write-off of deferred financing fees 1,500,000    
ABL Facility [Member]      
Debt Instrument [Line Items]      
Outstanding borrowings 262,500,000 $ 262,500,000  
Write-off of deferred financing fees current $ 2,500,000    
Minimum [Member] | ABL Facility [Member]      
Debt Instrument [Line Items]      
Fixed charge coverage ratio 100.00% 100.00%  
Maximum [Member] | ABL Facility [Member]      
Debt Instrument [Line Items]      
Description of threshold with lenders' commitments   10.00%  
Facility amount with lenders commitments   $ 22,500,000  
Percentage of lender commitment under revolving credit facility   10.00%  
Amount eligible for condition for excess availability of credit   $ 22,500,000