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Other, Net (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Other Income and Expenses [Abstract]        
Foreign currency transaction gains (losses) $ 3,550 $ (2,913) $ (1,219) $ (785)
Other 64 (239) (125) (721)
Total $ 3,614 $ (3,152) $ (1,344) $ (1,506)