Quarterly report pursuant to Section 13 or 15(d)

SEGMENT INFORMATION - Operating Revenue and Operating Income by Operating Segment (Details)

v3.21.1
SEGMENT INFORMATION - Operating Revenue and Operating Income by Operating Segment (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Segment Reporting Information [Line Items]    
Operating revenue $ 1,213.0 $ 957.9
Operating income 306.6 135.9
General Corporate Expense    
Segment Reporting Information [Line Items]    
Operating income (139.7) (133.6)
Workforce Solutions | Operating Segments    
Segment Reporting Information [Line Items]    
Operating revenue 480.9 301.6
Operating income 264.8 133.5
U.S. Information Solutions | Operating Segments    
Segment Reporting Information [Line Items]    
Operating revenue 409.4 343.2
Operating income 139.7 107.6
International | Operating Segments    
Segment Reporting Information [Line Items]    
Operating revenue 241.3 216.0
Operating income 27.8 15.3
Global Consumer Solutions | Operating Segments    
Segment Reporting Information [Line Items]    
Operating revenue 81.4 97.1
Operating income $ 14.0 $ 13.1