XML 59 R50.htm IDEA: XBRL DOCUMENT v3.23.3
Shareholders' Equity - Additional Information (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
1 Months Ended 3 Months Ended 9 Months Ended
Oct. 31, 2023
Feb. 28, 2023
Oct. 31, 2022
Sep. 30, 2023
Jun. 30, 2023
Mar. 31, 2023
Sep. 30, 2022
Jun. 30, 2022
Mar. 31, 2022
Sep. 30, 2023
Sep. 30, 2022
Subsequent Event                      
Dividends paid                   $ 18.3 $ 17.6
Cash dividends per share, declared (in dollars per share)       $ 0.29 $ 0.29 $ 0.29 $ 0.28 $ 0.28 $ 0.28    
Shares authorized for repurchase (in shares)     50.0                
Shares authorized for repurchase, authorization period (in years)     2 years                
Shares authorized for repurchase, vesting period (in years)                   3 years  
Subsequent Event                      
Subsequent Event                      
Cash dividends per share, declared (in dollars per share) $ 0.29                    
Employee Stock Options                      
Subsequent Event                      
Average expected term (in years)                   6 years  
Fair value (in dollars per share)   $ 45.13                  
Key Executives                      
Subsequent Event                      
Options issued (in shares)   0.1                  
Exercise price (in dollars per share)   $ 116.69                  
Option term (in years)   10 years