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Operations and Summary of Significant Accounting Policies - Carrying Amount of Acquired Intangible Assets (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Finite-lived Intangible Assets [Roll Forward]
Finite-lived intangible assets, beginning of period		$ 937.9	$ 954.1
Sale of a joint venture			(6.1)
Impairment charge	$ (3.0)		(3.0)
Foreign currency translation		20.6	(7.1)
Finite-lived intangible assets, end of period	937.9	958.5	937.9
Trademarks and Trade Names
Finite-lived Intangible Assets [Roll Forward]
Finite-lived intangible assets, beginning of period		199.3	203.4
Sale of a joint venture			(1.3)
Impairment charge			(1.1)
Foreign currency translation		6.7	(1.7)
Finite-lived intangible assets, end of period	199.3	206.0	199.3
Customer relationships
Finite-lived Intangible Assets [Roll Forward]
Finite-lived intangible assets, beginning of period		579.0	586.3
Sale of a joint venture			(2.9)
Impairment charge			(0.8)
Foreign currency translation		6.4	(3.6)
Finite-lived intangible assets, end of period	579.0	585.4	579.0
Patents and Technology
Finite-lived Intangible Assets [Roll Forward]
Finite-lived intangible assets, beginning of period		151.1	155.8
Sale of a joint venture			(1.9)
Impairment charge			(1.1)
Foreign currency translation		6.9	(1.7)
Finite-lived intangible assets, end of period	151.1	158.0	151.1
Land Use Rights
Finite-lived Intangible Assets [Roll Forward]
Finite-lived intangible assets, beginning of period		8.5	8.6
Sale of a joint venture			0.0
Impairment charge			0.0
Foreign currency translation		0.6	(0.1)
Finite-lived intangible assets, end of period	$ 8.5	$ 9.1	$ 8.5

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- Definition

Finite-Lived Intangible Assets, Sale Of Joint Venture

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- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 340
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004

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-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
-Paragraph 2
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- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding goodwill) to fair value.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
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