Annual report pursuant to Section 13 and 15(d)

Income Taxes - Components of Income before Income Taxes (Detail)

v2.4.1.9
Income Taxes - Components of Income before Income Taxes (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Income Tax Disclosure [Abstract]      
Domestic $ 94.0us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic $ 155.6us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic $ 172.3us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
Foreign 327.3us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign 561.1us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign 478.6us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign
Income before income taxes $ 421.3us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest $ 716.7us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest $ 650.9us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest