v3.26.3
ACQUISITIONS - Narrative (Details) - USD ($)
$ in Millions
1 Months Ended 9 Months Ended
Aug. 03, 2026
Apr. 06, 2026
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Business Combination [Line Items]          
Business acquisitions, net of cash acquired     $ 174.7 $ 0.0  
Goodwill     3,047.8   $ 2,923.4
Vantager, Compass PM Insights, And First Street          
Business Combination [Line Items]          
Fair value of contingent consideration     38.7    
Contingent consideration liability current     18.8    
Contingent consideration liability noncurrent     $ 19.9    
First Street Technology, Inc          
Business Combination [Line Items]          
Business acquisitions, net of cash acquired $ 122.6        
Business combination, contingent consideration, range of outcomes, maximum, amount $ 130.0        
Contingent consideration period 2 years        
Intangible assets $ 52.0        
Weighted average useful life 9 years        
Goodwill $ 74.5        
Vantager, Compass And PM Insights          
Business Combination [Line Items]          
Intangible assets   $ 51.7      
Weighted average useful life   8 years 6 months      
Goodwill   $ 53.9      
Aggregate purchase price   $ 95.4