Quarterly report pursuant to Section 13 or 15(d)

Derivative Instruments - Additional Information (Detail)

v3.10.0.1
Derivative Instruments - Additional Information (Detail) - USD ($)
 9 Months Ended
May 19, 2017
Sep. 30, 2018
Mar. 28, 2014
Derivative [Line Items]      
Notional principal amount     $ 150,000,000
Derivative, floor interest rate   0.625%  
Derivative, fixed interest rate   1.645%  
Payment to terminate the interest rate swap $ 800,000    
Derivative, maturity date   Mar. 28, 2019  
Debt instrument, face amount   $ 245,000,000  
Asset-Based Revolving Credit Facility [Member]      
Derivative [Line Items]      
Debt instrument, face amount $ 30,000,000    
Debt instrument, interest rate, increase (decrease) 2.00%    
Debt instrument term   5 years  
Minimum [Member] | Asset-Based Revolving Credit Facility [Member]      
Derivative [Line Items]      
Commitment fee percentage on unused balance 0.25%    
Minimum [Member] | Asset-Based Revolving Credit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]      
Derivative [Line Items]      
Debt instrument, basis spread on variable rate 1.50% 1.50%  
Minimum [Member] | Asset-Based Revolving Credit Facility [Member] | Base Rate [Member]      
Derivative [Line Items]      
Debt instrument, basis spread on variable rate 0.50% 0.50%  
Maximum [Member] | Asset-Based Revolving Credit Facility [Member]      
Derivative [Line Items]      
Commitment fee percentage on unused balance 0.375%    
Maximum [Member] | Asset-Based Revolving Credit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]      
Derivative [Line Items]      
Debt instrument, basis spread on variable rate 2.00% 2.00%  
Maximum [Member] | Asset-Based Revolving Credit Facility [Member] | Base Rate [Member]      
Derivative [Line Items]      
Debt instrument, basis spread on variable rate 1.00% 1.00%