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Derivatives (Narrative) (Details) - USD ($) $ in Millions | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2016 | Jan. 26, 2016 | Dec. 31, 2015
Changes in Fair Value of Derivatives Not Designated As Hedges, Immaterial Assertion | not material |  |
Fair Value Of Non Hedge Derivatives Immaterial Assertion | 0 |  |
Fair value hedge ineffectiveness | 0 |  |
Cash flow hedge ineffectiveness | 0 |  |
Cash Flow Hedge Income to be Reclassified within Twelve Months | $ 10.0 |  |
Cross Currency Interest Rate Contract [Member] | Maximum [Member] |  |  |
Derivative, Term of Contract | 3 years |  |
Cross Currency Interest Rate Swap [Member] |  |  |
Derivative, Notional Amount | $ 185.2 |  |
Foreign Exchange Forward [Member] | Maximum [Member] |  |  |
Derivative, Term of Contract | 18 months |  |
Interest Rate Swaps [Member] |  |  |
Derivative, Notional Amount | $ 596.0 |  |
Interest Rate Swaps [Member] | Minimum [Member] |  |  |
Derivative, Term of Contract | 5 years |  |
Interest Rate Swaps [Member] | Maximum [Member] |  |  |
Derivative, Term of Contract | 10 years |  |
Forward Starting Interest Rate Swaps [Member] |  |  |
Derivative Liability, Notional Amount |  | $ 1,300.0 | $ 1,000.0
Derivative Instruments, Loss recognized in OCI, Effective Portion | $ (91.2) |  |
Total 2015 and 2016 Forward Starting Interest Rate Swaps [Member] |  |  |
Derivative Liability, Notional Amount |  | $ 2,300.0 |
United States [Member] | Foreign Exchange Contract [Member] |  |  |
Derivative, Notional Amount | 179.5 |  |
Total International [Member] | Foreign Exchange Contract [Member] |  |  |
Derivative, Notional Amount | $ 5.9 |  |

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Changes in Fair Value of Derivatives Not Designated As Hedges, Immaterial Assertion + References No definition available. + Details
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- Definition The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=35736893&loc=d3e80748-113994 + Details
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- Definition A disclosure of an assertion that the amount of cash flow hedge ineffectiveness is immaterial. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624171-113959 + Details
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- Definition The effective portion of losses on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=66004124&loc=SL7669646-108580 + Details
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- Definition Nominal or face amount used to calculate payments on the derivative liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Notional Amount -URI http://asc.fasb.org/extlink&oid=6519104 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5579245-113959 + Details
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- Definition Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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