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Financial Derivatives and Hedging Activities - Additional Information (Detail)
12 Months Ended
Dec. 31, 2015
Designated as Hedging [Member]  
Derivative [Line Items]  
Maturities of foreign currency derivative contracts 18 months
Designated as Hedging [Member] | Maximum [Member]  
Derivative [Line Items]  
Period of production costs expected to be incurred 18 months
Not Designated as Hedging [Member]  
Derivative [Line Items]  
Maturities of foreign currency derivative contracts 1 month
Fair Value, Measurements [Member] | Maximum [Member]  
Derivative [Line Items]  
Accumulated other comprehensive income realization period 18 months
Fair Value, Measurements [Member] | Minimum [Member]  
Derivative [Line Items]  
Accumulated other comprehensive income realization period 12 months