Goodwill Rollforward of Goodwill (Details) $ in Millions |
6 Months Ended |
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Jun. 30, 2017
USD ($)
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| Goodwill [Roll Forward] | |
| Goodwill Balance, December 31, 2016 | $ 3,979.0 |
| Foreign currency translation & other | 53.1 |
| Goodwill Balance, June 30, 2017 | $ 4,032.1 |
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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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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. No definition available.
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