Quarterly report pursuant to Section 13 or 15(d)

Goodwill - Summary of Changes in Carrying Amount of Goodwill (Detail)

v2.4.0.8
Goodwill - Summary of Changes in Carrying Amount of Goodwill (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 29, 2014
Goodwill [Line Items]  
Beginning balance $ 100,998
Acquisition 2,540
Foreign Currency Translation (120)
Ending balance 103,418
Aerospace [Member]
 
Goodwill [Line Items]  
Beginning balance 100,998
Acquisition 400
Foreign Currency Translation (120)
Ending balance 101,278
Test Systems [Member]
 
Goodwill [Line Items]  
Beginning balance   
Acquisition 2,140
Foreign Currency Translation   
Ending balance $ 2,140