Annual report pursuant to Section 13 and 15(d)

Fair Value of Financial Instruments (Details)

v3.10.0.1
Fair Value of Financial Instruments (Details) - Recurring [Member] - USD ($)
$ in Thousands
Dec. 29, 2018
Dec. 30, 2017
Liabilities    
Liabilities measured at fair value $ 21,406 $ 33,882
Interest Rate Swap Contract [Member]    
Liabilities    
Liabilities measured at fair value 2,309  
Forward Foreign Exchange Contracts [Member]    
Liabilities    
Liabilities measured at fair value 137  
Contingent Consideration [Member]    
Liabilities    
Liabilities measured at fair value 18,960 33,882
Level 2 [Member]    
Liabilities    
Liabilities measured at fair value 2,446  
Level 2 [Member] | Interest Rate Swap Contract [Member]    
Liabilities    
Liabilities measured at fair value 2,309  
Level 2 [Member] | Forward Foreign Exchange Contracts [Member]    
Liabilities    
Liabilities measured at fair value 137  
Level 3 [Member]    
Liabilities    
Liabilities measured at fair value 18,960 33,882
Level 3 [Member] | Contingent Consideration [Member]    
Liabilities    
Liabilities measured at fair value $ 18,960 $ 33,882