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Intangible Assets - Schedule of Changes in Goodwill (Details) $ in Millions | 3 Months Ended
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Mar. 31, 2016 USD ($)
Goodwill [Roll Forward] |
Beginning balance | $ 2,668.4
Foreign currency translation | 3.9
Ending balance | 2,672.3
Institutional |
Goodwill [Roll Forward] |
Beginning balance | 1,141.3
Foreign currency translation | 5.0
Ending balance | 1,146.3
Mutual Fund |
Goodwill [Roll Forward] |
Beginning balance | 1,119.5
Foreign currency translation | (5.1)
Ending balance | 1,114.4
High Net Worth |
Goodwill [Roll Forward] |
Beginning balance | 407.6
Foreign currency translation | 4.0
Ending balance | $ 411.6

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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 -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 + Details
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- Definition Amount of increase (decrease) from foreign currency translation adjustments 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 (f) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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