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Acquisitions and Divestitures - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Oct. 25, 2024
Dec. 31, 2023
Jun. 30, 2023
Business Acquisition [Line Items]              
Finite-lived intangible assets $ 8,569.8   $ 8,569.8     $ 8,849.7  
Customer relationships              
Business Acquisition [Line Items]              
Finite-lived intangible assets 6,405.1   6,405.1     $ 6,642.7  
Disposal Group, Held-for-sale, Not Discontinued Operations | Small Product Group within IP Segment              
Business Acquisition [Line Items]              
Consideration for divestiture             $ 34.0
Divestiture consideration period payable   10 years          
Disposal group, Intangible assets   $ 26.1   $ 26.1      
Impairment of definite-lived intangible assets       132.2      
Disposal Group, Held-for-sale, Not Discontinued Operations | Small Product Group within IP Segment | Noncurrent assets              
Business Acquisition [Line Items]              
Fair value of contingent consideration receivable 28.2   28.2        
Disposal Group, Held-for-sale, Not Discontinued Operations | Small Product Group within IP Segment | Customer relationships              
Business Acquisition [Line Items]              
Finite-lived intangible assets   158.0   158.0      
Disposal Group, Held-for-sale, Not Discontinued Operations | ScholarOne Business | Subsequent Event              
Business Acquisition [Line Items]              
Consideration for divestiture         $ 110.0    
Contingent consideration for divestiture         $ 20.0    
Discontinued Operations, Disposed of by Sale | MarkMonitor              
Business Acquisition [Line Items]              
Loss on divestiture $ 0.0 $ 0.0 $ 14.8 $ 0.0