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Impairment and Restructuring Charges (Details Textual) $ in Millions | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2017 USD ($) | Sep. 30, 2016 USD ($) | Sep. 30, 2017 USD ($) Positions | Sep. 30, 2016 USD ($) Positions | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($)
Restructuring and Related Cost [Line Items] |  |  |  |  |  |
Exit costs |  | $ 0.8 | $ 0.6 | $ 2.3 |  |
Tangible Asset Impairment Charges |  | 1.2 |  | 3.8 |  |
Severance Costs | $ 1.3 | 3.3 | 3.2 | 12.6 |  |
Restructuring, Settlement and Impairment Provisions | 1.3 | 5.3 | 3.8 | $ 18.7 |  |
Restructuring accrual | 4.7 |  | $ 4.7 |  | $ 10.1 | $ 11.3
WorkforceReduction [Member] |  |  |  |  |  |
Restructuring and Related Cost [Line Items] |  |  |  |  |  |
Restructuring and Related Cost, Number of Positions Eliminated | Positions |  |  | 50 | 175 |  |
Severance Costs | 0.7 | 1.7 | $ 1.5 | $ 7.7 |  |
Mobile Industries [Member] |  |  |  |  |  |
Restructuring and Related Cost [Line Items] |  |  |  |  |  |
Exit costs |  | 0.3 | 0.1 | 1.6 |  |
Tangible Asset Impairment Charges |  | 1.2 |  | 3.8 |  |
Severance Costs | 1.3 | 2.9 | 3.1 | 7.7 |  |
Restructuring, Settlement and Impairment Provisions | 1.3 | 4.4 | 3.2 | 13.1 |  |
Mobile Industries [Member] | WorkforceReduction [Member] |  |  |  |  |  |
Restructuring and Related Cost [Line Items] |  |  |  |  |  |
Severance Costs |  |  |  | 2.9 |  |
Process Industries [Member] |  |  |  |  |  |
Restructuring and Related Cost [Line Items] |  |  |  |  |  |
Exit costs |  | 0.5 | 0.0 | 0.7 |  |
Tangible Asset Impairment Charges |  | 0.0 |  | 0.0 |  |
Severance Costs | 0.0 | 0.4 | 0.1 | 4.9 |  |
Restructuring, Settlement and Impairment Provisions | 0.0 | 0.9 | 0.1 | 5.6 |  |
Process Industries [Member] | WorkforceReduction [Member] |  |  |  |  |  |
Restructuring and Related Cost [Line Items] |  |  |  |  |  |
Severance Costs |  |  |  | 4.8 |  |
Corporate Segment [Member] |  |  |  |  |  |
Restructuring and Related Cost [Line Items] |  |  |  |  |  |
Exit costs |  | 0.0 | 0.5 | 0.0 |  |
Tangible Asset Impairment Charges |  | 0.0 |  | 0.0 |  |
Severance Costs | 0.0 | 0.0 | 0.0 | 0.0 |  |
Restructuring, Settlement and Impairment Provisions | 0.0 | 0.0 | 0.5 | 0.0 |  |
Pulaski [Member] |  |  |  |  |  |
Restructuring and Related Cost [Line Items] |  |  |  |  |  |
Restructuring, Settlement and Impairment Provisions |  |  | $ 8.1 |  |  |
Pulaski [Member] | WorkforceReduction [Member] |  |  |  |  |  |
Restructuring and Related Cost [Line Items] |  |  |  |  |  |
Restructuring and Related Cost, Number of Positions Eliminated | Positions |  |  | 120 |  |  |
Severance Costs | $ 0.2 |  | $ 1.3 |  |  |
Benoni [Member] |  |  |  |  |  |
Restructuring and Related Cost [Line Items] |  |  |  |  |  |
Tangible Asset Impairment Charges |  |  |  | 0.5 |  |
Benoni [Member] | WorkforceReduction [Member] |  |  |  |  |  |
Restructuring and Related Cost [Line Items] |  |  |  |  |  |
Restructuring and Related Cost, Number of Positions Eliminated | Positions |  |  | 85 |  |  |
Severance Costs |  |  |  | 0.8 |  |
Altavista Bearing Plant [Member] [Member] |  |  |  |  |  |
Restructuring and Related Cost [Line Items] |  |  |  |  |  |
Tangible Asset Impairment Charges |  | 0.7 |  | 3.1 |  |
Severance Costs |  | $ 0.2 |  | $ 1.7 |  |
Restructuring, Settlement and Impairment Provisions |  |  | $ 11.5 |  |  |

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- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
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