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Restructuring and Other Charges, Net - Expected, incurred and remaining pre-tax restructuring costs (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Restructuring reserve |  |  |
Costs incurred | $ 3.4 | $ 6.8 | $ 4.7
Summary of total expected, incurred and remaining pre-tax costs |  |  |
Costs incurred | $ 3.4 | $ 6.8 | $ 4.7

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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Amount of restructuring charges, remediation cost, and asset impairment loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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- References No definition available. + Details
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