v3.26.1
Goodwill and Intangible Assets (Intangible Assets) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Jun. 30, 2026
Intangible Asset, Finite-Lived [Line Items]    
Gross Carrying Amount $ 280.4 $ 277.9
Indefinite-lived other intangible asset, gross carrying amount 4.5 0.0
Total other intangible assets, gross carrying amount 284.9 277.9
Accumulated Impairment 4.5  
Accumulated Amortization 181.1 184.7
Net Carrying Amount 99.3 93.2
Indefinite-lived other intangible asset, net carrying amount 0.0 0.0
Total other intangible assets, net carrying amount 99.3 93.2
Customer relationships    
Intangible Asset, Finite-Lived [Line Items]    
Gross Carrying Amount 180.9 179.6
Accumulated Amortization 105.6 108.5
Net Carrying Amount 75.3 71.1
Technology    
Intangible Asset, Finite-Lived [Line Items]    
Gross Carrying Amount 79.4 78.4
Accumulated Amortization 67.2 67.7
Net Carrying Amount 12.2 10.7
Trademarks and trade names    
Intangible Asset, Finite-Lived [Line Items]    
Gross Carrying Amount 20.1 19.9
Accumulated Amortization 8.3 8.5
Net Carrying Amount $ 11.8 $ 11.4