v3.22.4
Business Acquisitions - Narrative (Details)
$ in Millions
1 Months Ended 3 Months Ended 12 Months Ended
Jul. 31, 2022
USD ($)
Feb. 28, 2021
USD ($)
Aug. 31, 2020
USD ($)
Mar. 31, 2021
USD ($)
Dec. 31, 2022
USD ($)
segment
Dec. 31, 2021
USD ($)
segment
acquisition
Dec. 31, 2020
USD ($)
business
Business Acquisition [Line Items]              
Number of reporting units | segment         2 1  
Goodwill         $ 3,536.9 $ 3,540.8 $ 3,275.1
Aggregate holdback and contingent consideration payments         $ 12.3 $ 17.4 6.8
Number of operating segments | segment         2 1  
Dan.com              
Business Acquisition [Line Items]              
Purchase consideration $ 69.6            
Goodwill 56.3            
Expected tax deductible amount 0.0            
Finite-lived intangible assets 17.6            
Net liabilities assumed related to acquisitions $ 4.3            
Weighted average useful life 3 years 3 months 18 days            
Poynt Co. and Other Acquisitions              
Business Acquisition [Line Items]              
Expected tax deductible amount           $ 0.0  
Number of businesses acquired | acquisition           3  
Poynt Co.              
Business Acquisition [Line Items]              
Goodwill   $ 310.3          
Finite-lived intangible assets   66.0          
Net liabilities assumed related to acquisitions   $ (71.0)          
Weighted average useful life   4 years 1 month 6 days          
Total purchase consideration   $ 297.1          
Cash compensation expense       $ 29.4      
Contingent consideration liabilities   $ 45.0          
Consideration period   3 years          
Aggregate holdback and contingent consideration payments         $ 14.3    
Series Of Individually Immaterial Business Acquisitions, 2021 Acquisitions              
Business Acquisition [Line Items]              
Purchase consideration           $ 65.7  
Number of businesses acquired | acquisition           2  
Contingent earn-out payments (up to)           $ 18.5  
Aggregate holdback and contingent consideration payments         9.3    
Neustar, Inc.              
Business Acquisition [Line Items]              
Purchase consideration     $ 217.2        
Purchase consideration payable in future periods     1.3        
Settlement of pre-existing contractual relationships     $ 19.4        
Series Of Individually Immaterial Business Acquisitions, 2020 Acquisitions              
Business Acquisition [Line Items]              
Purchase consideration             $ 219.2
Number of businesses acquired | business             3
Aggregate holdback and contingent consideration payments         $ 3.0 $ 7.2  
Purchase consideration payable in future periods             $ 10.2
Neustar, Inc. and Other Acquisitions              
Business Acquisition [Line Items]              
Goodwill             237.3
Expected tax deductible amount             92.0
Finite-lived intangible assets             96.2
Net liabilities assumed related to acquisitions             $ (218.5)
Weighted average useful life             5 years 6 months
Number of businesses acquired | business             4