XML 95 R84.htm IDEA: XBRL DOCUMENT v3.21.1
SHARE CAPITAL, OPTION PLANS AND SHARE-BASED PAYMENTS - Additional Information (Details) - USD ($)
3 Months Ended 9 Months Ended
Nov. 12, 2020
Mar. 31, 2021
Mar. 31, 2020
Mar. 31, 2021
Mar. 31, 2020
Nov. 05, 2020
Cash Dividends            
Dividends declared per common share (in dollars per share)   $ 0.2008 $ 0.1746 $ 0.5762 $ 0.5238  
Payments of dividends   $ 54,500,000 $ 47,300,000 $ 156,288,000 $ 141,377,000  
Share Capital            
Preference shares issued (in shares)   0   0    
Treasury Stock            
Purchase of treasury stock (in shares)   489,934 0 1,455,088 300,000  
Payments for repurchase of common stock   $ 23,000,000.0 $ 0 $ 64,847,000 $ 12,424,000  
Issuance of treasury stock (in shares)   23,640 0 509,721 255,502  
Stock Repurchase Plan            
Stock repurchase plan, shares acquired (in shares)   489,934 0 1,455,088 300,000  
Performance Share Units (issued under LTIP)            
Stock Repurchase Plan            
Performance options granted (in shares)   0 0   0  
Share Repurchase Plan            
Treasury Stock            
Purchase of treasury stock (in shares)   0   0    
Stock Repurchase Plan            
Stock repurchase plan, period in force 12 months          
Stock repurchase plan, authorized amount           $ 350,000,000
Stock repurchase plan, shares acquired (in shares)   0   0