Annual report pursuant to Section 13 and 15(d)

ACQUISITIONS AND INVESTMENTS (Acquired Intangible Assets Fair Value and Weighted-Average Useful Life) (Detail)

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ACQUISITIONS AND INVESTMENTS (Acquired Intangible Assets Fair Value and Weighted-Average Useful Life) (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]    
Fair value [1] $ 0.0 $ 118.1
Weighted-average useful life 0 years 8 years
Customer relationships    
Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]    
Fair value $ 0.0 $ 72.1
Weighted-average useful life 0 years 9 years 8 months 12 days
Acquired software and technology    
Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]    
Fair value $ 0.0 $ 21.7
Weighted-average useful life 0 years 4 years 7 months 6 days
Non-compete agreements    
Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]    
Fair value $ 0.0 $ 12.8
Weighted-average useful life 0 years 2 years 4 months 24 days
Trade names and other intangible assets    
Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]    
Fair value $ 0.0 $ 11.5
Weighted-average useful life 0 years 9 years 8 months 12 days
[1] Identifiable intangible assets are further disaggregated in the following table.