Annual report pursuant to Section 13 and 15(d)

ACQUISITIONS AND INVESTMENTS - Schedule of Definite-lived Intangible Assets (Details)

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ACQUISITIONS AND INVESTMENTS - Schedule of Definite-lived Intangible Assets (Details) - USD ($)
$ in Millions
 12 Months Ended
Aug. 07, 2023
Dec. 31, 2023
Dec. 31, 2022
Business Acquisition [Line Items]      
Purchased intangible assets $ 241.9 $ 242.7 $ 187.4
Customer relationships      
Business Acquisition [Line Items]      
Purchased intangible assets $ 172.4 $ 172.9 $ 89.5
Weighted-average useful life 10 years 10 years 10 years
Purchased data files      
Business Acquisition [Line Items]      
Purchased intangible assets $ 64.3 $ 64.3 $ 14.9
Weighted-average useful life 5 years 7 months 6 days 5 years 7 months 6 days 15 years
Trade names and other intangible assets      
Business Acquisition [Line Items]      
Purchased intangible assets $ 5.2 $ 4.8 $ 4.5
Weighted-average useful life 2 years 4 months 24 days 2 years 2 years