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Long-Term Debt - Additional Information (Detail) - USD ($)
6 Months Ended
Mar. 29, 2019
Jul. 18, 2018
Dec. 22, 2017
Apr. 25, 2017
Apr. 30, 2019
Jul. 31, 2021
Oct. 31, 2018
Debt Instrument [Line Items]              
Secured leverage declined basis points         0.25%    
Maximum [Member]              
Debt Instrument [Line Items]              
Secured leverage ratio       4.00% 3.75%    
Maximum [Member] | Scenario, Forecast              
Debt Instrument [Line Items]              
Secured leverage ratio           3.00%  
April 2017 Asset Based Lending Facility [Member]              
Debt Instrument [Line Items]              
Maximum borrowing capacity       $ 350,000,000      
Debt issuance costs     $ 400,000 4,900,000      
Additional increase in borrowing capacity       $ 100,000,000      
Debt instrument maturity date       Apr. 25, 2022      
Additional increase in borrowing capacity     100,000,000        
Available current borrowing capacity         $ 145,200,000    
April 2017 Asset Based Lending Facility [Member] | Minimum [Member]              
Debt Instrument [Line Items]              
Maximum borrowing capacity     350,000,000        
April 2017 Asset Based Lending Facility [Member] | Maximum [Member]              
Debt Instrument [Line Items]              
Maximum borrowing capacity     $ 450,000,000        
Fixed charge coverage ratio         100.00%    
April 2017 Asset Based Lending Facility [Member] | Base Rate              
Debt Instrument [Line Items]              
Debt instrument applicable interest rate margins     0.75%        
April 2017 Asset Based Lending Facility [Member] | Eurodollar              
Debt Instrument [Line Items]              
Debt instrument applicable interest rate margins     1.75%        
Required annual payment percentage     0.00%        
April 2017 Asset Based Lending Facility [Member] | Swing Lines Loan [Member]              
Debt Instrument [Line Items]              
Maximum borrowing capacity       $ 30,000,000      
April 2017 Asset Based Lending Facility [Member] | Letter of Credit [Member]              
Debt Instrument [Line Items]              
Maximum borrowing capacity       35,000,000      
Term Loan [Member]              
Debt Instrument [Line Items]              
Debt issuance costs $ 800,000 $ 600,000   $ 2,000,000 $ 2,300,000   $ 1,900,000
Debt instrument maturity date         Apr. 25, 2022    
Additional increase in borrowing capacity 50,000,000 50,000,000          
Required annual payment percentage       0.25%      
Debt principal amount       $ 75,000,000      
Weighted-average interest rate on term loan         5.98%    
Term Loan [Member] | Minimum [Member]              
Debt Instrument [Line Items]              
Maximum borrowing capacity 125,000,000 75,000,000          
Term Loan [Member] | Maximum [Member]              
Debt Instrument [Line Items]              
Maximum borrowing capacity $ 175,000,000 $ 125,000,000          
Additional increase in borrowing capacity         $ 125,000,000    
Term Loan [Member] | Base Rate              
Debt Instrument [Line Items]              
Debt instrument applicable interest rate margins       2.50%      
Debt instrument frequency of payment         Quarterly    
Term Loan [Member] | Eurodollar              
Debt Instrument [Line Items]              
Debt instrument applicable interest rate margins       3.50%      
Debt instrument , floor interest rate       1.00%      
Debt instrument frequency of payment         Monthly or Quarterly