v3.26.1
Goodwill and Other Intangible Assets - Schedule of Goodwill and Other Intangible Assets Rollforward (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Goodwill        
Goodwill, beginning Balance $ 615.3 $ 439.2 $ 614.1 $ 439.2
Acquisition of businesses 180.6 95.4 180.6 95.4
Measurement period adjustments     1.2 0.0
Goodwill, ending balance 795.9 534.6 795.9 534.6
Other Intangible Assets        
Other intangible assets (excluding goodwill), beginning balance 396.4 275.9 406.1 281.1
Acquisition of businesses 0.0 0.0 0.0 0.0
Measurement period adjustments     0.0 0.0
Amortization (8.6) (5.1) (18.3) (10.3)
Other intangible assets (excluding goodwill), ending balance 387.8 270.8 387.8 270.8
Total Goodwill and Other Intangible Assets        
Total goodwill and other intangible assets, beginning balance 1,011.7 715.1 1,020.2 720.3
Acquisition of businesses 180.6 95.4 180.6 95.4
Measurement period adjustments     1.2 0.0
Amortization (8.6) (5.1) (18.3) (10.3)
Total goodwill and other intangible assets, ending balance $ 1,183.7 $ 805.4 $ 1,183.7 $ 805.4