Quarterly report pursuant to Section 13 or 15(d)

REVENUE - Disaggregation of Revenue (Details)

v3.23.2
REVENUE - Disaggregation of Revenue (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Disaggregation of Revenue [Line Items]        
Operating revenue $ 1,317.6 $ 1,316.7 $ 2,619.6 $ 2,680.0
Change in revenue $ 0.9   $ (60.4)  
Change in revenue (as a percent) 0.00%   (2.00%)  
Workforce Solutions        
Disaggregation of Revenue [Line Items]        
Operating revenue $ 582.8 609.2 $ 1,179.1 1,258.1
Change in revenue $ (26.4)   $ (79.0)  
Change in revenue (as a percent) (4.00%)   (6.00%)  
Workforce Solutions | Verification Services        
Disaggregation of Revenue [Line Items]        
Operating revenue $ 474.0 504.5 $ 929.8 1,017.8
Change in revenue $ (30.5)   $ (88.0)  
Change in revenue (as a percent) (6.00%)   (9.00%)  
Workforce Solutions | Employer Services        
Disaggregation of Revenue [Line Items]        
Operating revenue $ 108.8 104.7 $ 249.3 240.3
Change in revenue $ 4.1   $ 9.0  
Change in revenue (as a percent) 4.00%   4.00%  
U.S. Information Solutions        
Disaggregation of Revenue [Line Items]        
Operating revenue $ 445.0 421.4 $ 866.7 854.4
Change in revenue $ 23.6   $ 12.3  
Change in revenue (as a percent) 6.00%   1.00%  
U.S. Information Solutions | Online Information Solutions        
Disaggregation of Revenue [Line Items]        
Operating revenue $ 358.6 329.2 $ 699.6 673.0
Change in revenue $ 29.4   $ 26.6  
Change in revenue (as a percent) 9.00%   4.00%  
U.S. Information Solutions | Mortgage Solutions        
Disaggregation of Revenue [Line Items]        
Operating revenue $ 30.3 36.8 $ 63.5 80.3
Change in revenue $ (6.5)   $ (16.8)  
Change in revenue (as a percent) (18.00%)   (21.00%)  
U.S. Information Solutions | Financial Marketing Services        
Disaggregation of Revenue [Line Items]        
Operating revenue $ 56.1 55.4 $ 103.6 101.1
Change in revenue $ 0.7   $ 2.5  
Change in revenue (as a percent) 1.00%   2.00%  
International        
Disaggregation of Revenue [Line Items]        
Operating revenue $ 289.8 286.1 $ 573.8 567.5
Change in revenue $ 3.7   $ 6.3  
Change in revenue (as a percent) 1.00%   1.00%  
International | Asia Pacific        
Disaggregation of Revenue [Line Items]        
Operating revenue $ 87.7 90.1 $ 177.6 176.6
Change in revenue $ (2.4)   $ 1.0  
Change in revenue (as a percent) (3.00%)   1.00%  
International | Europe        
Disaggregation of Revenue [Line Items]        
Operating revenue $ 78.7 79.8 $ 154.4 165.6
Change in revenue $ (1.1)   $ (11.2)  
Change in revenue (as a percent) (1.00%)   (7.00%)  
International | Canada        
Disaggregation of Revenue [Line Items]        
Operating revenue $ 56.9 52.2 $ 112.2 99.6
Change in revenue $ 2.5   $ 3.9  
Change in revenue (as a percent) 4.00%   3.00%  
International | Latin America        
Disaggregation of Revenue [Line Items]        
Operating revenue $ 66.5 $ 64.0 $ 129.6 $ 125.7
Change in revenue $ 4.7   $ 12.6  
Change in revenue (as a percent) 9.00%   13.00%