Quarterly report pursuant to Section 13 or 15(d)

GOODWILL AND INTANGIBLE ASSETS - Schedule of Purchased Intangible Assets (Details)

v3.24.3
GOODWILL AND INTANGIBLE ASSETS - Schedule of Purchased Intangible Assets (Details) - USD ($)
$ in Millions
Sep. 30, 2024
Dec. 31, 2023
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross $ 3,178.0 $ 3,219.9
Accumulated Amortization (1,545.9) (1,361.1)
Net 1,632.1 1,858.8
Purchased data files    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 1,153.6 1,158.5
Accumulated Amortization (670.3) (604.2)
Net 483.3 554.3
Customer relationships    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 1,036.6 1,053.5
Accumulated Amortization (542.4) (484.2)
Net 494.2 569.3
Proprietary database    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 705.6 705.8
Accumulated Amortization (213.8) (171.5)
Net 491.8 534.3
Acquired software and technology    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 218.0 222.5
Accumulated Amortization (97.6) (75.4)
Net 120.4 147.1
Trade names, non-compete agreements and other intangible assets    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 64.2 79.6
Accumulated Amortization (21.8) (25.8)
Net $ 42.4 $ 53.8