Quarterly report pursuant to Section 13 or 15(d)

SEGMENT INFORMATION - Total Assets by Operating Segments (Details)

v3.21.2
SEGMENT INFORMATION - Total Assets by Operating Segments (Details) - USD ($)
$ in Millions
Sep. 30, 2021
Dec. 31, 2020
Segment Reporting Information [Line Items]    
Assets $ 11,083.3 $ 9,611.8
Operating Segments | Workforce Solutions    
Segment Reporting Information [Line Items]    
Assets 2,019.2 1,601.3
Operating Segments | U.S. Information Solutions    
Segment Reporting Information [Line Items]    
Assets 2,912.6 2,177.1
Operating Segments | International    
Segment Reporting Information [Line Items]    
Assets 3,268.8 3,368.3
Operating Segments | Global Consumer Solutions    
Segment Reporting Information [Line Items]    
Assets 328.5 319.1
General Corporate    
Segment Reporting Information [Line Items]    
Assets $ 2,554.2 $ 2,146.0