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Income Taxes - Reconciliation of Income Tax Provision from that Computed Using the Federal Statutory Rate (Details) - USD ($)
$ in Thousands
12 Months Ended
Oct. 31, 2020
Oct. 31, 2019
Oct. 31, 2018
Amount      
Provision at statutory rates $ 5,551 $ 1,351 $ (3,125)
State income tax, net of federal benefit 1,431 316 (768)
Dividend exclusion 27 28 49
Meals and entertainment (18) (90) 0
Transaction costs 0 (137) 0
Tax law change 1,948 0 10,295
State rate adjustment (82) (109) 0
Valuation allowance (168) (393) 0
Noncontrolling interest (305) 116 0
Other permanent items 110 15 278
Total income tax benefit $ 8,494 $ 1,097 $ 6,729
%      
Provision at statutory rates (21.00%) (21.00%) (23.30%)
State income tax, net of federal benefit (5.40%) (4.90%) (5.70%)
Dividend exclusion (0.10%) (0.40%) 0.40%
Meals and entertainment 0.10% 1.40% 0.00%
Transaction costs 0.00% 2.10% 0.00%
Tax law change (7.40%) 0.00% 76.40%
State rate adjustment 0.30% 1.70% 0.00%
Valuation allowance 0.60% 6.10% 0.00%
Noncontrolling interest 1.10% (1.80%) 0.00%
Other permanent items (0.40%) (0.30%) 2.10%
Total income tax benefit (32.20%) (17.10%) 49.90%