Quarterly report pursuant to Section 13 or 15(d)

SEGMENT INFORMATION - Total Assets by Operating Segments (Details)

v3.22.2.2
SEGMENT INFORMATION - Total Assets by Operating Segments (Details) - USD ($)
$ in Millions
Sep. 30, 2022
Dec. 31, 2021
Segment Reporting Information [Line Items]    
Assets $ 11,308.0 $ 11,040.9
Operating Segments | Workforce Solutions    
Segment Reporting Information [Line Items]    
Assets 4,170.2 3,888.3
Operating Segments | U.S. Information Solutions    
Segment Reporting Information [Line Items]    
Assets 3,258.5 3,091.4
Operating Segments | International    
Segment Reporting Information [Line Items]    
Assets 2,973.5 3,271.5
General Corporate    
Segment Reporting Information [Line Items]    
Assets $ 905.8 $ 789.7