v3.26.1
Organization and Significant Accounting Policies - Schedule of Basic and Dilutive Common Shares Outstanding Used in Determining Net Income Per Share (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Accounting Policies [Abstract]    
Net income $ 104.3 $ 62.6
Basic common shares outstanding (in shares) 580.3 429.9
Dilutive effect of stock awards (in shares) 4.0 1.2
Diluted common shares outstanding (in shares) 584.3 431.1
Net income per share of common stock:    
Basic (in dollars per share) $ 0.18 $ 0.15
Diluted (in dollars per share) $ 0.18 $ 0.15