v3.26.1
EQUITY AND SHARE-BASED COMPENSATION - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Aug. 06, 2025
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Feb. 10, 2026
Cash Dividends          
Dividends declared per common share (in dollars per share)   $ 1.10 $ 1.05 $ 1.00  
Payments of dividends   $ 268,357 $ 271,523 $ 267,362  
Share Capital          
Preference shares issued (in shares)   0      
Treasury Stock          
Purchase of treasury stock (in shares)   2,400,492 4,619,276 1,400,000  
Purchase of treasury stock, including settlement amount, inclusive of tax   $ 56,200 $ 133,100 $ 53,100  
Issuance of treasury shares (in shares)   2,297,271 3,107,220 1,800,395  
Issuance of treasury stock   $ 70,500 $ 118,200 $ 81,400  
Stock Repurchase Plan          
Stock repurchased and retired (in shares)     14,524,664 5,073,913  
Stock repurchased and retired, net of excise tax     $ 418,300 $ 152,300  
Stock repurchased and retired   401,088 442,590 152,333  
Accrual amount   $ 10,600 24,800 0  
Performance options granted (in shares)   2,001,322      
Aggregate intrinsic value of options exercised   $ 5,400 400 7,000  
Cash proceeds from exercise of options granted   27,300 3,700 31,400  
Tax benefit realized from exercise of options   $ 1,400 $ 100 $ 1,500  
Twenty Twenty Six Share Repurchase Plan          
Stock Repurchase Plan          
Stock repurchase plan, period in force (in months) 12 months        
Stock repurchase plan, authorized amount $ 300,000       $ 500,000
Stock repurchase plan, authorized amount, increase (decrease)         $ 200,000
Stock repurchased and retired (in shares)   14,761,123      
Stock repurchased and retired, net of excise tax   $ 415,700      
Employee stock option          
Stock Repurchase Plan          
Weighted-average fair value of options granted (in dollars per share)   $ 6.36 $ 5.80 $ 9.00  
Expiration period of options, term (in years)   7 years      
Deferred Share Units (DSUs)          
Stock Repurchase Plan          
Options granted (in shares)   120,990      
Shares issued (in shares)   233,992 296,831 0  
Value of shares issued   $ 6,200 $ 7,600 $ 0  
PSUs          
Stock Repurchase Plan          
Weighted-average fair value of options granted (in dollars per share)       $ 40.14  
Options granted (in shares)   0 0    
Restricted Stock Units (RSUs)          
Stock Repurchase Plan          
Options granted (in shares)   945,505      
Minimum | Employee stock option          
Stock Repurchase Plan          
Award vesting period (in years)   4 years      
Minimum | Restricted Stock Units (RSUs)          
Stock Repurchase Plan          
Award vesting period (in years)   2 years      
Maximum | Restricted Stock Units (RSUs)          
Stock Repurchase Plan          
Award vesting period (in years)   4 years      
Long Term Incentive Plan          
Treasury Stock          
Issuance of treasury stock (in shares)   825,551      
Stock Repurchase Plan          
Award vesting period (in years)   3 years      
Long Term Incentive Plan | PSUs          
Stock Repurchase Plan          
Options granted (in shares)   1,041,815      
Award vesting period (in years)   3 years      
Long Term Incentive Plan | Restricted Stock Units (RSUs)          
Stock Repurchase Plan          
Options granted (in shares)   839,657      
Award vesting period (in years)   3 years