v3.25.1
Stock-Based Compensation - Schedule of Incentive Awards (Details)
$ / shares in Units, $ in Millions
 3 Months Ended 9 Months Ended
Mar. 31, 2025
USD ($)
$ / shares
shares
Mar. 31, 2025
USD ($)
$ / shares
shares
Weighted- Average Grant Date Fair Value    
Aggregate intrinsic values of stock options exercised | $ $ 28.0 $ 58.8
Closing stock price (in dollars per share) | $ / shares $ 242.46 $ 242.46
Outstanding vested and currently exercisable stock options (in shares) 1,200,000 1,200,000
Exercisable stock options, aggregate intrinsic value | $ $ 133.2 $ 133.2
Exercisable stock options, weighted average exercise price (in dollars per share) | $ / shares $ 130.68 $ 130.68
Exercisable stock options, weighted average remaining contractual life   5 years 4 months 24 days
Stock options outstanding, weighted-average remaining contractual life   6 years 9 months 18 days
Stock Options    
Number of Options    
Beginning balance (in shares) 1,933,007 2,180,621
Granted (in shares) 289,284 321,420
Exercise of stock options (in shares) (206,647) (484,950)
Expired/forfeited (in shares) (4,229) (5,676)
Ending balance (in shares) 2,011,415 2,011,415
Weighted- Average Exercise Price    
Beginning balance (in dollars per share) | $ / shares $ 138.10 $ 132.68
Granted (in dollars per share) | $ / shares 240.59 238.95
Exercise of stock options (in dollars per share) | $ / shares 101.36 103.60
Expired/forfeited (in dollars per share) | $ / shares 177.17 182.56
Ending balance (in dollars per share) | $ / shares $ 156.53 $ 156.53
Time-based Restricted Stock Units    
Restricted Stock Units    
Beginning balance of RSUs (in shares) 883,973 682,684
Granted RSUs (in shares) 8,395 272,407
Vesting of restricted stock units (in shares) (4,194) (45,179)
Expired/forfeited RSUs (in shares) (14,623) (36,361)
Ending balance of RSUs (in shares) 873,551 873,551
Weighted- Average Grant Date Fair Value    
Beginning balance (in dollars per share) | $ / shares $ 165.48 $ 146.05
Granted (in dollars per share) | $ / shares 232.92 206.76
Vesting of Restricted Stock Units (in dollars per share) | $ / shares 157.09 107.00
Expired/forfeited (in dollars per share) | $ / shares 170.53 168.03
Ending balance (in dollars per share) | $ / shares $ 166.08 $ 166.08
Restricted stock units expected to vest (in shares) 800,000 800,000
Restricted stock units, aggregate intrinsic value | $ $ 200.9 $ 200.9
Performance-based Restricted Stock Units    
Restricted Stock Units    
Beginning balance of RSUs (in shares) 254,612 161,805
Granted RSUs (in shares) 2,173 98,280
Vesting of restricted stock units (in shares) 0 0
Expired/forfeited RSUs (in shares) (1,676) (4,976)
Ending balance of RSUs (in shares) 255,110 255,110
Weighted- Average Grant Date Fair Value    
Beginning balance (in dollars per share) | $ / shares $ 171.84 $ 152.21
Granted (in dollars per share) | $ / shares 228.45 204.52
Vesting of Restricted Stock Units (in dollars per share) | $ / shares 0 0
Expired/forfeited (in dollars per share) | $ / shares 175.48 155.56
Ending balance (in dollars per share) | $ / shares $ 172.30 $ 172.30
Restricted stock units expected to vest (in shares) 200,000 200,000
Restricted stock units, aggregate intrinsic value | $ $ 58.3 $ 58.3