Annual report pursuant to Section 13 and 15(d)

Derivatives and Hedging - Additional Information (Detail)

v3.8.0.1
Derivatives and Hedging - Additional Information (Detail)
 12 Months Ended
Sep. 03, 2014
USD ($)
Dec. 30, 2017
USD ($)
Dec. 31, 2016
USD ($)
Dec. 31, 2015
Derivative [Line Items]        
Fair value interest rate swaps   $ (392,000) $ (1,858,000)  
Notional amount of derivative contracts outstanding   $ 2,993,000 $ 29,887,000  
Minimum        
Derivative [Line Items]        
Derivative, Forward Exchange Rate   1.3002 1.2536 1.1384
Maximum        
Derivative [Line Items]        
Derivative, Forward Exchange Rate   1.3518 1.3458 1.3831
2014 Swap No. 1        
Derivative [Line Items]        
Term of derivative instrument 3 years      
Notional amount of derivative instrument $ 90,000,000      
Fixed interest rate of Swap Agreement 2.20%      
Applicable interest rate margin 3.50%      
Effective rate 5.70%      
Interest Rate Swap [Member]        
Derivative [Line Items]        
Increase in other expense   $ (1,466,000) $ (706,000)  
2014 Swap No. 2        
Derivative [Line Items]        
Notional amount of derivative instrument $ 40,000,000      
Foreign Exchange Contract [Member]        
Derivative [Line Items]        
Increase in other expense     (1,587,000)  
Other Income   (1,643,000)    
Fair Value, Measurements, Recurring [Member]        
Derivative [Line Items]        
Fair value interest rate swaps   (392,000) (1,858,000)  
Foreign exchange forward contracts   140,000 616,000  
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]        
Derivative [Line Items]        
Fair value interest rate swaps   (392,000) (1,858,000)  
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Other Current Liabilities [Member]        
Derivative [Line Items]        
Foreign exchange forward contracts   $ 140,000    
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Other Current Assets [Member]        
Derivative [Line Items]        
Foreign exchange forward contracts     $ 616,000