ACQUISITIONS AND INVESTMENTS (Acquired Intangible Assets Fair Value and Weighted-Average Useful Life) (Details) $ in Millions |
12 Months Ended |
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Dec. 31, 2016
USD ($)
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| Business Acquisition [Line Items] | |
| Fair value | $ 681.0 |
| Weighted-average useful life | 12 years 10 months 24 days |
| Customer relationships | |
| Business Acquisition [Line Items] | |
| Fair value | $ 171.3 |
| Weighted-average useful life | 14 years 10 months 24 days |
| Acquired software and technology | |
| Business Acquisition [Line Items] | |
| Fair value | $ 106.3 |
| Weighted-average useful life | 4 years 2 months 12 days |
| Purchased data files | |
| Business Acquisition [Line Items] | |
| Fair value | $ 387.5 |
| Weighted-average useful life | 14 years 9 months 18 days |
| Non-compete agreements | |
| Business Acquisition [Line Items] | |
| Fair value | $ 5.4 |
| Weighted-average useful life | 2 years 1 month 6 days |
| Trade names and other intangible assets | |
| Business Acquisition [Line Items] | |
| Fair value | $ 10.5 |
| Weighted-average useful life | 1 year |
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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition The amount of identifiable intangible assets recognized as of the acquisition date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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