Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets - Summary of Acquired Intangible Assets (Detail)

v2.4.0.8
Intangible Assets - Summary of Acquired Intangible Assets (Detail) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Mar. 29, 2014
Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]    
Weighted Average Life 13 years  
Gross Carrying Amount $ 115,310 $ 113,974
Accumulated Amortization 13,740 11,273
Patents [Member]
    
Finite-Lived Intangible Assets [Line Items]    
Weighted Average Life 11 years  
Gross Carrying Amount 2,146 2,146
Accumulated Amortization 937 891
Trade Names [Member]
    
Finite-Lived Intangible Assets [Line Items]    
Weighted Average Life 10 years  
Gross Carrying Amount 7,453 7,453
Accumulated Amortization 720 552
Completed and Unpatented Technology [Member]
    
Finite-Lived Intangible Assets [Line Items]    
Weighted Average Life 10 years  
Gross Carrying Amount 16,727 15,377
Accumulated Amortization 2,948 2,620
Backlog and Customer Relationships [Member]
    
Finite-Lived Intangible Assets [Line Items]    
Weighted Average Life 14 years  
Gross Carrying Amount 88,984 88,998
Accumulated Amortization $ 9,135 $ 7,210