v3.26.1
Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Jul. 31, 2026
Jul. 31, 2025
Jul. 31, 2026
Jul. 31, 2025
Oct. 31, 2026
Oct. 31, 2025
Effective Income Tax Rate Reconciliation [Line Items]            
Income tax provision $ 94,642 $ 129,879 $ 247,052 $ 298,614    
Effective tax rate 25.30% 26.00% 24.70% 24.90%    
State income tax rate           6.10%
Gross unrecognized tax benefits $ 25,700   $ 25,700      
Forecast            
Effective Income Tax Rate Reconciliation [Line Items]            
State income tax rate         5.70%