Derivative Instruments and Hedging Activities (Schedule of Impacts on Income) (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2016	Mar. 31, 2015
Derivative [Line Items]
Amount of Gain/(Loss) Reclassified from Accumulated OCI into Income	$ (21.3)	$ 7.0
Designated as hedging instruments
Derivative [Line Items]
Foreign Currency Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months	248.9
Foreign exchange contracts \| Other income, net \| Derivatives not designated as hedging instruments
Derivative [Line Items]
Amount of Gain/(Loss) Recognized in OCI on Derivative	(27.5)	74.5
Treasury rate lock agreements \| Other income, net \| Derivatives not designated as hedging instruments
Derivative [Line Items]
Amount of Gain/(Loss) Recognized in OCI on Derivative	4.4	3.9
Cash flow hedges \| Foreign exchange contracts \| Designated as hedging instruments
Derivative [Line Items]
Amount of Gain/(Loss) Recognized in OCI on Derivative	(195.0)	432.6
Cash flow hedges \| Foreign exchange contracts \| Net product sales \| Designated as hedging instruments
Derivative [Line Items]
Amount of Gain/(Loss) Reclassified from Accumulated OCI into Income	88.4	70.5
Cash flow hedges \| Foreign exchange contracts \| Other income, net \| Designated as hedging instruments
Derivative [Line Items]
Amount of Gain/(Loss) Recognized in Income on Derivative	14.3	3.8
Gain (Loss) from Components Excluded from Assessment of Cash Flow Hedge Effectiveness, Net	13.0	7.2
Derivative, Net Hedge Ineffectiveness Gain (Loss)	1.3	(3.4)
Cash flow hedges \| Treasury rate lock agreements \| Designated as hedging instruments
Derivative [Line Items]
Amount of Gain/(Loss) Recognized in OCI on Derivative	0.0	0.0
Cash flow hedges \| Treasury rate lock agreements \| Interest expense \| Designated as hedging instruments
Derivative [Line Items]
Amount of Gain/(Loss) Reclassified from Accumulated OCI into Income	(1.3)	(0.9)
Cash flow hedges \| Treasury rate lock agreements \| Other income, net \| Designated as hedging instruments
Derivative [Line Items]
Amount of Gain/(Loss) Recognized in Income on Derivative	0.0	0.0
Cash flow hedges \| Interest rate swap agreements \| Designated as hedging instruments
Derivative [Line Items]
Amount of Gain/(Loss) Recognized in OCI on Derivative	(26.0)	(25.7)
Cash flow hedges \| Interest rate swap agreements \| Interest expense \| Designated as hedging instruments
Derivative [Line Items]
Amount of Gain/(Loss) Reclassified from Accumulated OCI into Income	(0.4)	(0.4)
Cash flow hedges \| Interest rate swap agreements \| Other income, net \| Designated as hedging instruments
Derivative [Line Items]
Amount of Gain/(Loss) Recognized in Income on Derivative	0.0	0.0
Fair value hedges \| Interest rate swap agreements \| Interest expense \| Designated as hedging instruments
Derivative [Line Items]
Amount of Gain/(Loss) Recognized in Income on Derivative	$ 13.4	$ 14.0

The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4D
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624177-113959

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The portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments representing (a) the amount of the hedge ineffectiveness and (b) the amount, if any, excluded from the assessment of hedge effectiveness.

+ 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)
-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 25
-Section 50
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The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period.

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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=56946850&loc=SL5624171-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
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The estimated net amount of unrealized gains or losses on foreign currency 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
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-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)
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The net gain (loss) relating to components of the gain (loss) on the cash flow hedging instrument excluded from the assessment of cash flow hedge effectiveness. Recognized in earnings.

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