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
Sep. 30, 2013
Dec. 31, 2012
Derivative [Line Items]    
Gross Amounts of Recognized Liabilities $ 4.7 $ 6.6
Gross Amounts Offset in the Balance Sheet, Derivative Liabilities (4.2) (1.2)
Net Amounts of Liabilities Presented in the Balance Sheet 0.5 5.4
Foreign exchange currency contracts [Member]
   
Derivative [Line Items]    
Gross Amounts of Recognized Liabilities 4.7 4.6
Gross Amounts Offset in the Balance Sheet, Derivative Liabilities (4.2) (1.2)
Net Amounts of Liabilities Presented in the Balance Sheet 0.5 3.4
Interest rate swaps [Member]
   
Derivative [Line Items]    
Gross Amounts of Recognized Liabilities 0 2.0
Gross Amounts Offset in the Balance Sheet, Derivative Liabilities     
Net Amounts of Liabilities Presented in the Balance Sheet   $ 2.0