Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies Intangibles (Details)

v3.8.0.1
Summary of Significant Accounting Policies Intangibles (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 30, 2017
Dec. 31, 2016
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months $ 38,892  
Intangible assets, gross 825,854 $ 810,470
Finite-Lived Intangible Assets, Accumulated Amortization 132,659 94,658
Other intangibles, net of accumulated amortization of $132,659 ($94,658 - 2016) 693,195 715,812
Finite-Lived Intangible Assets, Amortization Expense, Year Two 38,862  
Finite-Lived Intangible Assets, Amortization Expense, Year Three 38,832  
Finite-Lived Intangible Assets, Amortization Expense, Year Four 38,513  
Finite-Lived Intangible Assets, Amortization Expense, Year Five 38,195  
Customer Relationships [Member]    
Finite-Lived Intangible Assets [Line Items]    
Intangible assets, gross $ 703,399 687,642
Customer Relationships [Member] | Minimum    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Life 13 years  
Customer Relationships [Member] | Maximum    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Life 20 years  
Trademarks All Others [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Life 5 years  
Intangible assets, gross $ 300 300
Customer Relationships [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Life 7 years  
Intangible assets, gross $ 4,455 4,438
Patents [Member]    
Finite-Lived Intangible Assets [Line Items]    
Intangible assets, gross $ 31,941 32,796
Patents [Member] | Minimum    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Life 7 years  
Patents [Member] | Maximum    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Life 12 years  
Trademarks All Others [Member]    
Finite-Lived Intangible Assets [Line Items]    
Intangible assets, gross $ 85,759 $ 85,294
Indefinite Lived Intangible Asset Useful Life Indefinite