Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Offsetting of Derivative Assets (Detail)

v3.5.0.2
Fair Value Measurements - Offsetting of Derivative Assets (Detail) - USD ($)
$ in Millions
Sep. 30, 2016
Dec. 31, 2015
Derivative [Line Items]    
Gross Amounts of Recognized Assets $ 4.0 $ 6.8
Gross Amounts Offset in the Balance Sheet, Derivative Assets (2.2) (4.5)
Net Amounts of Assets Presented in the Balance Sheet 1.8 2.3
Foreign exchange currency contracts [Member]    
Derivative [Line Items]    
Gross Amounts of Recognized Assets 4.0 6.8
Gross Amounts Offset in the Balance Sheet, Derivative Assets (2.2) (4.5)
Net Amounts of Assets Presented in the Balance Sheet $ 1.8 $ 2.3