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Goodwill and Intangible Assets (Summary Of Goodwill by Operating Segment) (Details) - USD ($) $ in Millions | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
--- | --- | --- | ---
Goodwill [Line Items] |  |  |
Goodwill | $ 1,372.2 | $ 718.1 |
Accumulated Impairment Losses | (447.5) | (447.5) |
Carrying Value | 924.7 | 270.6 | $ 263.8
Application Products Group [Member] |  |  |
Goodwill [Line Items] |  |  |
Goodwill | 836.7 | 546.7 |
Accumulated Impairment Losses | (418.9) | (418.9) |
Carrying Value | 417.8 | 127.8 |
Image Sensor Group [Member] |  |  |
Goodwill [Line Items] |  |  |
Goodwill | 96.8 | 95.4 |
Accumulated Impairment Losses | 0.0 | 0.0 |
Carrying Value | 96.8 | 95.4 |
Standard Products Group [Member] |  |  |
Goodwill [Line Items] |  |  |
Goodwill | 438.7 | 76.0 |
Accumulated Impairment Losses | (28.6) | (28.6) |
Carrying Value | $ 410.1 | $ 47.4 |

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=64834752&loc=SL49117168-202975 + Details
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