Quarterly report pursuant to Section 13 or 15(d)

GOODWILL AND INTANGIBLE ASSETS - Changes in Amount of Goodwill (Details)

v3.8.0.1
GOODWILL AND INTANGIBLE ASSETS - Changes in Amount of Goodwill (Details)
$ in Millions
9 Months Ended
Sep. 30, 2017
USD ($)
Goodwill [Roll Forward]  
Balance, Beginning of period $ 3,974.3
Acquisitions 51.9
Adjustments to initial purchase price allocation (1.1)
Foreign currency translation 153.3
Balance, End of period 4,178.4
U.S. Information Solutions  
Goodwill [Roll Forward]  
Balance, Beginning of period 1,071.3
Acquisitions 0.0
Adjustments to initial purchase price allocation 0.0
Foreign currency translation 0.0
Balance, End of period 1,071.3
International  
Goodwill [Roll Forward]  
Balance, Beginning of period 1,814.6
Acquisitions 3.4
Adjustments to initial purchase price allocation (1.1)
Foreign currency translation 146.5
Balance, End of period 1,963.4
Workforce Solutions  
Goodwill [Roll Forward]  
Balance, Beginning of period 952.1
Acquisitions 0.0
Adjustments to initial purchase price allocation 0.0
Foreign currency translation 0.0
Balance, End of period 952.1
Global Consumer Solutions  
Goodwill [Roll Forward]  
Balance, Beginning of period 136.3
Acquisitions 48.5
Adjustments to initial purchase price allocation 0.0
Foreign currency translation 6.8
Balance, End of period $ 191.6