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Business Segment Information - Depreciation, Amortization and Capital Expenditures by Segment (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Segment Reporting Information [Line Items] |  |  |
Depreciation and Amortization | $ 59.5 | $ 65.2 | $ 65.4
Capital Expenditures | 43.2 | 29.1 | 70.4
Operating segments | Medical Devices |  |  |
Segment Reporting Information [Line Items] |  |  |
Depreciation and Amortization | 27.4 | 30.4 | 30.8
Capital Expenditures | 21.9 | 17.7 | 23.2
Corporate and Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Depreciation and Amortization | 32.1 | 34.8 | 34.6
Capital Expenditures | $ 21.3 | $ 11.4 | $ 47.2

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- Definition The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. + References Reference 1: 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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- Definition The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
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