Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Offsetting of Derivative Liabilities (Detail)

v2.4.0.8
Fair Value Measurements - Offsetting of Derivative Liabilities (Detail) (USD $)
In Millions, unless otherwise specified
Mar. 31, 2014
Dec. 31, 2013
Derivative [Line Items]    
Gross Amounts of Recognized Liabilities $ 5.6 $ 5.1
Gross Amounts Offset in the Balance Sheet, Derivative Liabilities (2.6) (3.0)
Net Amounts of Liabilities Presented in the Balance Sheet 3.0 2.1
Foreign exchange currency contracts [Member]
   
Derivative [Line Items]    
Gross Amounts of Recognized Liabilities 5.6 5.1
Gross Amounts Offset in the Balance Sheet, Derivative Liabilities (2.6) (3.0)
Net Amounts of Liabilities Presented in the Balance Sheet $ 3.0 $ 2.1