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Other intangible assets (Tables)
3 Months Ended
Mar. 31, 2023
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of components of other intangible assets The following table presents the components of other intangible assets:
(in millions)
March 31, 2023
December 31, 2022
Gross valueAccumulated amortizationCarrying valueGross valueAccumulated amortizationCarrying value
Customer relationships$4,834.4 $1,403.3 $3,431.1 $4,806.4 $1,333.5 $3,472.9 
Trade names356.3 211.3 145.0 354.4 205.1 149.3 
Other632.9 224.2 408.7 630.9 212.1 418.8 
Total finite-lived$5,823.6 $1,838.8 3,984.8 $5,791.7 $1,750.7 4,041.0 
Indefinite-lived92.3 92.3 
Total$4,077.1 $4,133.3