Quarterly report pursuant to Section 13 or 15(d)

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

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GOODWILL AND INTANGIBLE ASSETS - Schedule of Changes in Amount of Goodwill (Details)
$ in Millions
 3 Months Ended
Mar. 31, 2020
USD ($)
Goodwill [Roll Forward]  
Balance, Beginning of period $ 4,308.3
Acquisitions 52.3
Adjustments to initial purchase price allocation 0.3
Foreign currency translation (203.5)
Balance, End of period 4,157.4
U.S. Information Solutions  
Goodwill [Roll Forward]  
Balance, Beginning of period 1,280.7
Acquisitions 0.0
Adjustments to initial purchase price allocation 0.0
Foreign currency translation 0.0
Balance, End of period 1,280.7
Workforce Solutions  
Goodwill [Roll Forward]  
Balance, Beginning of period 1,010.4
Acquisitions 0.0
Adjustments to initial purchase price allocation 0.3
Foreign currency translation 0.0
Balance, End of period 1,010.7
International  
Goodwill [Roll Forward]  
Balance, Beginning of period 1,829.2
Acquisitions 52.3
Adjustments to initial purchase price allocation 0.0
Foreign currency translation (198.8)
Balance, End of period 1,682.7
Global Consumer Solutions  
Goodwill [Roll Forward]  
Balance, Beginning of period 188.0
Acquisitions 0.0
Adjustments to initial purchase price allocation 0.0
Foreign currency translation (4.7)
Balance, End of period $ 183.3