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Derivatives and Hedging Activities - Effect of Derivative Instruments on Condensed Consolidated Statements of Operations (Detail) - USD ($) $ in Millions | 3 Months Ended
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Mar. 31, 2017 | Mar. 31, 2016
Derivative Instruments Gain Loss [Line Items] |  |
Amount of Gain (Loss) Recognized in Earnings on Derivatives | $ 6.0 | $ (19.6)
Designated as Hedging Instruments [Member] | Cash Flow Hedge [Member] |  |
Derivative Instruments Gain Loss [Line Items] |  |
Amount of Gain (Loss) Recognized in Earnings on Derivatives | (3.1) | (9.1)
Designated as Hedging Instruments [Member] | Cash Flow Hedge [Member] | Foreign Currency Forward Contracts [Member] |  |
Derivative Instruments Gain Loss [Line Items] |  |
Amount of Gain (Loss) Recognized in Earnings on Derivatives | 0.6 | 1.7
Designated as Hedging Instruments [Member] | Cash Flow Hedge [Member] | Interest Rate and Currency Swap [Member] |  |
Derivative Instruments Gain Loss [Line Items] |  |
Amount of Gain (Loss) Recognized in Earnings on Derivatives | (3.8) | (10.9)
Designated as Hedging Instruments [Member] | Cash Flow Hedge [Member] | Treasury Lock [Member] |  |
Derivative Instruments Gain Loss [Line Items] |  |
Amount of Gain (Loss) Recognized in Earnings on Derivatives | 0.1 | 0.1
Designated as Hedging Instruments [Member] | Fair Value Hedges [Member] | Interest Rate Swaps [Member] |  |
Derivative Instruments Gain Loss [Line Items] |  |
Amount of Gain (Loss) Recognized in Earnings on Derivatives | 0.1 | 0.1
Not Designated as Hedging Instruments [Member] | Foreign Currency Forward Contracts [Member] |  |
Derivative Instruments Gain Loss [Line Items] |  |
Amount of Gain (Loss) Recognized in Earnings on Derivatives | $ 9.0 | $ (10.6)

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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5618551-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (a),(c),(d),(e) -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624171-113959 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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