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Income Taxes - Reconciliation (Details)
 12 Months Ended
Oct. 31, 2024
Oct. 31, 2023
Oct. 31, 2022
Effective tax rate reconciliation (as a percent)      
Federal statutory tax rate 21.00% 21.00% 21.00%
State taxes, net of federal effects 5.80% 4.20% (0.70%)
Foreign tax rate differential (1.30%) 5.40% 4.70%
Uncertain tax positions     4.70%
Stock based compensation (0.60%) 4.80% (5.60%)
Provision to return 5.20% 2.20% (54.50%)
US tax on foreign income, net   2.90%  
State rate change 0.20% (0.10%) (2.30%)
Valuation allowance (18.90%)   (22.10%)
Limits on executive compensation   3.90%  
Other permanent differences 12.30% 3.50% (32.70%)
Other 1.60% 7.20% 1.60%
Effective income tax rate 25.30% 55.00% (85.90%)