Annual report pursuant to Section 13 and 15(d)

GOODWILL AND OTHER INTANGIBLE ASSETS - Purchased Intangible Assets (Details)

v3.22.4
GOODWILL AND OTHER INTANGIBLE ASSETS - Purchased Intangible Assets (Details) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross $ 2,937.1 $ 2,813.4
Accumulated Amortization (1,118.6) (915.4)
Net 1,818.5 1,898.0
Purchased data files    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 1,090.0 1,103.1
Accumulated Amortization (527.8) (466.0)
Net 562.2 637.1
Proprietary database    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 705.9 710.2
Accumulated Amortization (115.0) (59.3)
Net 590.9 650.9
Customer relationships    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 874.6 805.2
Accumulated Amortization (407.4) (354.9)
Net 467.2 450.3
Acquired software and technology    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 225.4 160.0
Accumulated Amortization (42.6) (18.9)
Net 182.8 141.1
Trade names and other intangible assets    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 26.7 23.9
Accumulated Amortization (19.6) (12.6)
Net 7.1 11.3
Non-compete agreements    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 14.5 11.0
Accumulated Amortization (6.2) (3.7)
Net $ 8.3 $ 7.3