Note 10. Derivative Financial Instruments (Detail) - Effect of Derivative Instruments on the Condensed Consolidated Statements of Operations (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2013
Mar. 25, 2012
Foreign exchange forward contracts    
Net gain reclassified from accumulated OCI into income (2) $ (2,953)  
Designated as Hedging Instrument [Member]
   
Foreign exchange forward contracts    
Net gain recognized in OCI (1) 7,743 [1]    [1]
Net gain reclassified from accumulated OCI into income (2) (1,753) [2]    [2]
Not Designated as Hedging Instrument [Member] | Interest Rate Swap [Member]
   
Net loss (gain) recognized in income    
Net loss (gain) recognized in income 6 [3] 85 [3]
Not Designated as Hedging Instrument [Member] | Foreign Currency Forward Contracts [Member]
   
Net loss (gain) recognized in income    
Net loss (gain) recognized in income $ (2,589) [4] $ 284 [4]
[1] Net change in the fair value of the effective portion classified in other comprehensive income (OCI)
[2] Effective portion classified as net product revenue
[3] Classified in interest expense
[4] Classified in interest income and other