v3.26.1
Share-Based Compensation - Summary of Stock Option Activity (Details) - USD ($)
$ / shares in Units, $ in Millions
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Number of Awards      
Exercised (in shares) (129,341) (251,339) (835,532)
Stock options      
Number of Awards      
Balance at the beginning of the period (in shares) 273,991 613,586 1,808,174
Granted (in shares) 3,040 12,891 11,014
Exercised (in shares) (129,341) (251,339) (835,532)
Withheld (in shares) (3,911) (101,147) (369,042)
Forfeited (in shares)     (1,028)
Balance at the end of the period (in shares) 143,779 273,991 613,586
Exercisable (in shares) 134,739    
Weighted Average Exercise Price      
Balance at the beginning of the period (in dollars per share) $ 44.76 $ 41.61 $ 42.67
Granted (in dollars per share) 256.27 176.88 70.64
Exercised (in dollars per share) 38.24 43.10 45.06
Withheld (in dollars per share) 36.56 46.61 39.81
Forfeited (in dollars per share)     70.64
Balance at the end of the period (in dollars per share) 55.31 $ 44.76 $ 41.61
Exercisable (in dollars per share) $ 45.00    
Weighted Average Remaining Contractual Term      
Outstanding 4 years 6 months    
Exercisable 4 years 2 months 12 days    
Aggregate Intrinsic Value ($ in millions)      
Outstanding $ 80.7    
Exercisable $ 77.0