v2.3.0.15
Derivatives Instruments and Hedging Activities (Details 2) (USD $)
In Thousands
3 Months Ended9 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Sep. 30, 2011
Sep. 30, 2010
Derivative Instruments, Gain (Loss)    
Amount of Gain (Loss) Recognized in Earnings$ 10,836$ 6,315$ 15,147$ 8,899
Amount of Gain (Loss) Recognized in OCI(11,209)(1,098)(7,962)(2,593)
Amount of Gain (Loss) Reclassified from Accumulated OCI into Earnings2,313(1,035)3,865(1,868)
Commodity Swap Forward Contracts | Total cost of revenue
    
Derivative Instruments, Gain (Loss)    
Amount of Gain (Loss) Reclassified from Accumulated OCI into Earnings2,512(1,774)4,996(2,392)
Foreign currency contracts. | Total cost of revenue
    
Derivative Instruments, Gain (Loss)    
Amount of Gain (Loss) Recognized in Earnings (959) 3,226
Amount of Gain (Loss) Reclassified from Accumulated OCI into Earnings(129)739(1,061)524
Foreign currency contracts. | Corporate general and administrative expense
    
Derivative Instruments, Gain (Loss)    
Amount of Gain (Loss) Recognized in Earnings10,8367,27415,1475,673
Interest Expense | Treasury rate lock agreements
    
Derivative Instruments, Gain (Loss)    
Amount of Gain (Loss) Reclassified from Accumulated OCI into Earnings(70) (70) 
Foreign currency contracts.
    
Derivative Instruments, Gain (Loss)    
Amount of Gain (Loss) Recognized in OCI(1,222)(675)(1,089)(82)
Commodity Swap Forward Contracts
    
Derivative Instruments, Gain (Loss)    
Amount of Gain (Loss) Recognized in OCI525(423)3,639(2,511)
Treasury rate lock agreements
    
Derivative Instruments, Gain (Loss)    
Amount of Gain (Loss) Recognized in OCI$ (10,512) $ (10,512)