Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets - Summary of Acquired Intangible Assets (Details)

v3.19.1
Intangible Assets - Summary of Acquired Intangible Assets (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 30, 2019
Dec. 31, 2018
Finite-Lived Intangible Assets    
WeightedAverage Life 13 years  
Gross Carrying Amount $ 197,707 $ 197,800
Accumulated Amortization $ 68,574 64,417
Patents    
Finite-Lived Intangible Assets    
WeightedAverage Life 11 years  
Gross Carrying Amount $ 2,146 2,146
Accumulated Amortization $ 1,738 1,716
Non-compete Agreement    
Finite-Lived Intangible Assets    
WeightedAverage Life 4 years  
Gross Carrying Amount $ 10,900 10,900
Accumulated Amortization $ 5,429 4,680
Trade Names    
Finite-Lived Intangible Assets    
WeightedAverage Life 10 years  
Gross Carrying Amount $ 11,438 11,454
Accumulated Amortization $ 5,449 5,182
Completed and Unpatented Technology    
Finite-Lived Intangible Assets    
WeightedAverage Life 10 years  
Gross Carrying Amount $ 36,378 36,406
Accumulated Amortization $ 15,897 14,964
Customer Relationships    
Finite-Lived Intangible Assets    
WeightedAverage Life 15 years  
Gross Carrying Amount $ 136,845 136,894
Accumulated Amortization $ 40,061 $ 37,875