Long-lived Assets (Schedule of Changes in Carrying Amount of Goodwill) (Details) $ in Millions	3 Months Ended
Mar. 31, 2021 USD ($)
Goodwill [Roll Forward]
Goodwill beginning balance	$ 10,466.7
Acquisitions and related adjustments	0.4
Foreign currency translation adjustments and other	(560.7)
Goodwill ending balance	9,906.4
Switzerland
Goodwill [Roll Forward]
Goodwill beginning balance	6,816.0
Acquisitions and related adjustments	0.4
Foreign currency translation adjustments and other	(412.0)
Goodwill ending balance	6,404.4
Belgium
Goodwill [Roll Forward]
Goodwill beginning balance	2,783.7
Acquisitions and related adjustments	0.0
Foreign currency translation adjustments and other	(108.3)
Goodwill ending balance	2,675.4
Central and Eastern Europe
Goodwill [Roll Forward]
Goodwill beginning balance	570.2
Acquisitions and related adjustments	0.0
Foreign currency translation adjustments and other	(28.9)
Goodwill ending balance	541.3
U.K./Ireland
Goodwill [Roll Forward]
Goodwill beginning balance	296.2
Acquisitions and related adjustments	0.0
Foreign currency translation adjustments and other	(11.5)
Goodwill ending balance	284.7
Central and Corporate
Goodwill [Roll Forward]
Goodwill beginning balance	0.6
Acquisitions and related adjustments	0.0
Foreign currency translation adjustments and other	0.0
Goodwill ending balance	$ 0.6

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(10)(1))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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-SubTopic 20
-Section 45
-Paragraph 1
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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Section 25
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