XML 54 R43.htm IDEA: XBRL DOCUMENT v3.22.4
Share Repurchase Program (Details) - USD ($)
$ in Thousands
Mar. 07, 2023
Jan. 31, 2023
Jul. 31, 2022
Jan. 31, 2022
Dec. 04, 2015
Jul. 16, 2008
Mar. 09, 2006
Accelerated Share Repurchases [Line Items]              
Number of shares authorized to repurchase   7,500,000         3,000,000
Additional number of shares authorized to repurchase         1,500,000 3,000,000  
Number of shares repurchased since inception   6,465,708 6,466,000 6,161,000      
Value of stock repurchased since inception   $ 479,417 $ 479,417 $ 404,411      
Remaining shares available for repurchase under existing program   1,034,292          
Forecast              
Accelerated Share Repurchases [Line Items]              
Additional number of shares authorized to repurchase 2,500,000            
Remaining shares available for repurchase under existing program 3,534,292