Goodwill and Intangible Assets - Finite-lived and Indefinite-lived Intangible Assets (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019
Finite-lived and Indefinite-lived Intangible Assets
Weighted-average Estimated Useful Life	13 years
Gross Carrying Amount	$ 436.0	$ 504.7
Accumulated Amortization	(86.8)	(140.2)
Total intangible assets	579.9	662.6
Trademarks and trade names
Finite-lived and Indefinite-lived Intangible Assets
Trademarks and trade names	$ 143.9	157.9
Customer relationships
Finite-lived and Indefinite-lived Intangible Assets
Weighted-average Estimated Useful Life	13 years
Gross Carrying Amount	$ 302.5	380.3
Accumulated Amortization	$ (59.9)	(115.0)
Unpatented technology
Finite-lived and Indefinite-lived Intangible Assets
Weighted-average Estimated Useful Life	13 years
Gross Carrying Amount	$ 110.4	90.1
Accumulated Amortization	$ (22.3)	(13.0)
Patents and other
Finite-lived and Indefinite-lived Intangible Assets
Weighted-average Estimated Useful Life	5 years
Gross Carrying Amount	$ 8.4	20.9
Accumulated Amortization	$ (1.8)	(9.8)
Trademarks and trade names
Finite-lived and Indefinite-lived Intangible Assets
Weighted-average Estimated Useful Life	14 years
Gross Carrying Amount	$ 3.6	2.4
Accumulated Amortization	$ (1.4)	(1.2)
Land rights
Finite-lived and Indefinite-lived Intangible Assets
Weighted-average Estimated Useful Life	50 years
Gross Carrying Amount	$ 11.1	11.0
Accumulated Amortization	$ (1.4)	$ (1.2)

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275

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- Definition

Accumulated amount of 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 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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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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Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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Amount before accumulated amortization of intangible assets, excluding goodwill.

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