Intangible Assets - Summary (Details) - USD ($) $ in Millions |
Sep. 30, 2023 |
Dec. 31, 2022 |
---|---|---|
Finite-Lived Intangible Assets [Line Items] | ||
Gross | $ 6,135.6 | $ 5,944.1 |
Accumulated Amortization | (2,589.3) | (2,268.6) |
Net | 3,546.3 | 3,675.5 |
Customer relationships | ||
Finite-Lived Intangible Assets [Line Items] | ||
Gross | 2,052.8 | 2,048.6 |
Accumulated Amortization | (419.1) | (330.9) |
Net | 1,633.7 | 1,717.7 |
Internal use software | ||
Finite-Lived Intangible Assets [Line Items] | ||
Gross | 2,135.8 | 1,959.8 |
Accumulated Amortization | (1,177.7) | (1,029.8) |
Net | 958.1 | 930.0 |
Database and credit files | ||
Finite-Lived Intangible Assets [Line Items] | ||
Gross | 1,348.8 | 1,337.7 |
Accumulated Amortization | (797.2) | (725.6) |
Net | 551.6 | 612.1 |
Trademarks, copyrights and patents | ||
Finite-Lived Intangible Assets [Line Items] | ||
Gross | 587.6 | 587.7 |
Accumulated Amortization | (185.0) | (173.2) |
Net | 402.6 | 414.5 |
Noncompete and other agreements | ||
Finite-Lived Intangible Assets [Line Items] | ||
Gross | 10.5 | 10.5 |
Accumulated Amortization | (10.3) | (9.1) |
Net | $ 0.2 | $ 1.4 |