For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Segment and Geographic Area Information - Narrative (Details) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2019 USD ($)	Sep. 30, 2019 USD ($)	Jun. 30, 2019 USD ($)	Mar. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Sep. 30, 2018 USD ($)	Jun. 30, 2018 USD ($)	Mar. 31, 2018 USD ($)	Dec. 31, 2019 USD ($) segment	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments \| segment									4
Export sales	$ 1,394.8	$ 1,354.5	$ 1,330.3	$ 1,287.2	$ 1,376.3	$ 1,318.7	$ 1,293.7	$ 1,202.5	$ 5,366.8	$ 5,191.2	$ 4,607.5
Exports
Segment Reporting Information [Line Items]
Export sales									531.8	578.0	512.5
Asia
Segment Reporting Information [Line Items]
Export sales									315.3	349.9	325.4
Europe
Segment Reporting Information [Line Items]
Export sales									646.5	680.0	596.2
Canada
Segment Reporting Information [Line Items]
Export sales									222.4	211.3	187.1
Middle East
Segment Reporting Information [Line Items]
Export sales									$ 103.6	$ 102.1	$ 112.5
Revenue \| Geographic Concentration Risk \| Asia \| Exports
Segment Reporting Information [Line Items]
Concentration risk percentage									33.00%
Revenue \| Geographic Concentration Risk \| Europe \| Exports
Segment Reporting Information [Line Items]
Concentration risk percentage									24.00%
Revenue \| Geographic Concentration Risk \| Canada
Segment Reporting Information [Line Items]
Concentration risk percentage									4.00%	4.00%	4.00%
Revenue \| Geographic Concentration Risk \| Canada \| Exports
Segment Reporting Information [Line Items]
Concentration risk percentage									18.00%
Revenue \| Geographic Concentration Risk \| Middle East \| Exports
Segment Reporting Information [Line Items]
Concentration risk percentage									13.00%
Revenue \| Geographic Concentration Risk \| Other \| Exports
Segment Reporting Information [Line Items]
Concentration risk percentage									12.00%