Environmental and Legal Contingencies (Details 5) - Asbestos Issue [Member] $ in Millions	12 Months Ended
Dec. 31, 2019 USD ($) claims-lawsuits	Dec. 31, 2018 USD ($) claims-lawsuits	Dec. 31, 2017 USD ($) claims-lawsuits	Jun. 14, 2019 USD ($)
Loss Contingency, Claims Quantities [Abstract]
New Claims Filed \| claims-lawsuits	64	68	58
Pending Claims Disposed Of \| claims-lawsuits	40	61	61
Liability for Asbestos and Environmental Claims, Net, Claims Paid \| $	$ 3.5	$ 1.4	$ 1.2
Loss Contingency, Jointly And Severally Liable In Litigation \| $				$ 8.1

Amount of loss contingency shared with parties jointly and severally.

No definition available.

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- Definition

Amount of cash outflow to settle insured claims and pay costs incurred in the claims settlement process attributable to asbestos and environmental claims.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 40
-Section 50
-Paragraph 3
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=116884095&loc=d3e14764-158437

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 17
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3367-108585

+ Details

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- References

No definition available.

+ Details

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- Definition

The number of claims settled and dismissed during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118942415&loc=d3e14435-108349

+ Details

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- Definition

The total number of new claims filed pertaining to a loss contingency during the period.

+ References

+ Details

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Data Type:	xbrli:integerItemType
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Period Type:	duration

- Details

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