Quarterly report pursuant to Section 13 or 15(d)

Derivative Instruments and Hedging Activities - Additional Information (Detail)

v3.4.0.3
Derivative Instruments and Hedging Activities - Additional Information (Detail) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Mar. 31, 2016
Dec. 31, 2015
Derivative Instruments, Gain (Loss) [Line Items]    
Derivative asset fair value $ 3.8 $ 6.8
Derivative liability fair value 7.4 6.7
Foreign exchange currency contracts [Member]    
Derivative Instruments, Gain (Loss) [Line Items]    
Derivative aggregate notional amounts 438.1  
Derivative asset fair value 3.8 6.8
Derivative liability fair value 7.4 6.7
Foreign exchange currency contracts [Member] | Derivatives designated as cash flow hedging instruments [Member]    
Derivative Instruments, Gain (Loss) [Line Items]    
Derivative aggregate notional amounts $ 85.4 112.8
Derivative maximum remaining maturity period 12 months  
Derivative asset fair value $ 2.2 4.2
Derivative liability fair value $ 1.8 $ 0.5
Foreign exchange forward contracts [Member]    
Derivative Instruments, Gain (Loss) [Line Items]    
Derivative maximum remaining maturity period 12 months 12 months
Freestanding derivatives [Member]    
Derivative Instruments, Gain (Loss) [Line Items]    
Derivative average remaining maturity period 1 month 2 months