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Effects of Foreign Currency Forward Which Were Not Designated as Hedging Instruments (Detail)

v2.4.0.8
Effects of Foreign Currency Forward Which Were Not Designated as Hedging Instruments (Detail) (Not Designated as Hedging Instrument, Foreign Exchange Forward, USD $)
In Thousands, unless otherwise specified
 9 Months Ended
Sep. 30, 2013
Not Designated as Hedging Instrument | Foreign Exchange Forward
  
Derivative Instruments, Gain (Loss) [Line Items]  
Gain recognized in other income (expense) $ 20