XML 48 R38.htm IDEA: XBRL DOCUMENT v3.23.3
Share Repurchase Program (Detail) - USD ($)
 3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
May 18, 2023
Sep. 19, 2022
May 06, 2021
Equity, Class of Treasury Stock [Line Items]            
Common stock repurchase program, number of shares repurchased (in shares) 0 270,080 1,633,620      
Repurchase program, approximate dollar value of shares purchased   $ 25,008,025 $ 217,108,000      
Repurchase program, average price paid per share (in usd per share)   $ 92.59 $ 132.90      
September 14, 2022 Stock Repurchase Program            
Equity, Class of Treasury Stock [Line Items]            
Common stock repurchase program, authorized amount         $ 300,000,000  
Common stock repurchase program, authorized remaining amount $ 200,020,373   $ 200,020,373   $ 50,000,000  
May 6, 2021 Stock Repurchase Program            
Equity, Class of Treasury Stock [Line Items]            
Common stock repurchase program, authorized amount       $ 300,000,000    
Common stock repurchase program, authorized remaining amount           $ 100,000,000