Quarterly report pursuant to Section 13 or 15(d)

SEGMENT INFORMATION - Total Assets by Operating Segments (Details)

v3.8.0.1
SEGMENT INFORMATION - Total Assets by Operating Segments (Details) - USD ($)
$ in Millions
Sep. 30, 2017
Dec. 31, 2016
Segment Reporting Information [Line Items]    
Assets $ 7,115.7 $ 6,664.0
Operating Segments | U.S. Information Solutions    
Segment Reporting Information [Line Items]    
Assets 1,765.6 1,824.0
Operating Segments | International    
Segment Reporting Information [Line Items]    
Assets 3,123.0 2,932.5
Operating Segments | Workforce Solutions    
Segment Reporting Information [Line Items]    
Assets 1,346.0 1,337.0
Operating Segments | Global Consumer Solutions    
Segment Reporting Information [Line Items]    
Assets 267.6 193.7
General Corporate    
Segment Reporting Information [Line Items]    
Assets $ 613.5 $ 376.8