Quarterly report pursuant to Section 13 or 15(d)

Fair Value of Financial Instruments (Details)

v3.10.0.1
Fair Value of Financial Instruments (Details) - Recurring [Member] - USD ($)
$ in Thousands
Sep. 29, 2018
Dec. 30, 2017
Assets    
Assets measured at fair value $ 119  
Liabilities    
Liabilities measured at fair value 18,611 $ 33,882
Interest Rate Swap Contract [Member]    
Assets    
Assets measured at fair value 119  
Forward Foreign Exchange Contracts [Member]    
Liabilities    
Liabilities measured at fair value 205  
Level 2 [Member]    
Assets    
Assets measured at fair value 119  
Liabilities    
Liabilities measured at fair value 205  
Level 2 [Member] | Interest Rate Swap Contract [Member]    
Assets    
Assets measured at fair value 119  
Level 2 [Member] | Forward Foreign Exchange Contracts [Member]    
Liabilities    
Liabilities measured at fair value 205  
Level 3 [Member]    
Liabilities    
Liabilities measured at fair value 18,406 33,882
Contingent Consideration [Member]    
Liabilities    
Liabilities measured at fair value 18,406 33,882
Contingent Consideration [Member] | Level 3 [Member]    
Liabilities    
Liabilities measured at fair value $ 18,406 $ 33,882