v3.26.3
Segment and Geographic Information - Financial Information For Each Segment (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Segment Reporting [Line Items]        
Revenue $ 478 $ 445 $ 1,401 $ 1,304
Less: segment expenses 283 254 820 756
Adjusted EBITDA 195 191 581 548
CARFAX        
Segment Reporting [Line Items]        
Revenue 313 291 923 855
B2B        
Segment Reporting [Line Items]        
Revenue 164 154 477 449
Operating Segments | CARFAX        
Segment Reporting [Line Items]        
Revenue 313 291 923 855
Less: segment expenses 160 145 477 437
Adjusted EBITDA 153 146 446 418
Operating Segments | B2B        
Segment Reporting [Line Items]        
Revenue 164 154 477 449
Less: segment expenses 119 102 330 304
Adjusted EBITDA 45 52 147 145
Corporate        
Segment Reporting [Line Items]        
Revenue 0 0 0 0
Less: segment expenses 4 7 13 15
Adjusted EBITDA $ (4) $ (7) $ (13) $ (15)