v3.25.2
BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - Cash and Cash Equivalents and Restricted Cash (Details) - USD ($)
$ in Millions
Jun. 30, 2025
Dec. 31, 2024
Jun. 30, 2024
Dec. 31, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]        
Cash and cash equivalents $ 2,076.0 $ 1,999.6 $ 2,158.3  
Restricted cash 133.6 108.6 126.1  
Cash and cash equivalents included in assets of discontinued operations 0.0   333.8  
Restricted cash included in assets of discontinued operations 0.0   0.4  
Total cash, cash equivalents and restricted cash $ 2,209.6 $ 2,108.2 $ 2,618.6 $ 2,093.4