Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets - Summary of Acquired Intangible Assets (Details)

v3.20.2
Intangible Assets - Summary of Acquired Intangible Assets (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 26, 2020
Dec. 31, 2019
Finite-Lived Intangible Assets    
WeightedAverage Life 12 years  
Gross CarryingAmount $ 215,482 $ 215,315
AccumulatedAmortization $ 101,127 88,022
Patents    
Finite-Lived Intangible Assets    
WeightedAverage Life 11 years  
Gross CarryingAmount $ 2,146 2,146
AccumulatedAmortization $ 1,869 1,804
Non-compete Agreement    
Finite-Lived Intangible Assets    
WeightedAverage Life 4 years  
Gross CarryingAmount $ 11,091 11,318
AccumulatedAmortization $ 9,627 7,696
Trade Names    
Finite-Lived Intangible Assets    
WeightedAverage Life 10 years  
Gross CarryingAmount $ 11,467 11,438
AccumulatedAmortization $ 7,290 6,550
Completed and Unpatented Technology    
Finite-Lived Intangible Assets    
WeightedAverage Life 9 years  
Gross CarryingAmount $ 48,250 48,201
AccumulatedAmortization $ 24,633 21,196
Customer Relationships    
Finite-Lived Intangible Assets    
WeightedAverage Life 15 years  
Gross CarryingAmount $ 142,528 142,212
AccumulatedAmortization $ 57,708 $ 50,776