v3.26.1
Share-Based Compensation (Details) - USD ($)
$ in Millions
3 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Pre-tax effect of share-based compensation $ 75.0 $ 52.9
Income tax benefit 15.5 10.9
Net income effect of share-based compensation 59.5 42.0
Capitalized share-based compensation expense 6.5 3.6
Share-based compensation expense previously capitalized 8.7 7.7
Location, Statement of Income, Balance [Axis]: us-gaap:CostOfRevenue    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Pre-tax effect of share-based compensation 8.7 7.7
Location, Statement of Income, Balance [Axis]: us-gaap:ResearchAndDevelopmentExpense    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Pre-tax effect of share-based compensation 41.1 29.1
Location, Statement of Income, Balance [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Pre-tax effect of share-based compensation $ 25.2 $ 16.1