XML 22 R34.htm IDEA: XBRL DOCUMENT v2.4.0.8
Derivative Instruments and Hedging Activity - Additional Information (Detail) (USD $)
9 Months Ended
Sep. 27, 2013
Sep. 28, 2012
Derivative Instruments, Gain (Loss) [Line Items]    
Ineffective expense $ 0 $ 0
Foreign exchange forward [Member]
   
Derivative Instruments, Gain (Loss) [Line Items]    
Notional value of foreign currency forward contracts 15,200,000  
Fair value of contracts (less than 0.1 million as of June 28, 2013) 200,000  
Derivative Liability, Fair Value, Amount Not Offset Against Collateral 300,000  
Cash Flow Hedging [Member]
   
Derivative Instruments, Gain (Loss) [Line Items]    
Fair value of contracts (less than 0.1 million as of June 28, 2013) $ (100,000) $ 200,000