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INCOME TAXES (Details) - USD ($)
3 Months Ended 6 Months Ended
Apr. 30, 2021
Apr. 30, 2020
Apr. 30, 2021
Apr. 30, 2020
Oct. 31, 2020
INCOME TAXES          
Tax benefit for employee retention credit $ 1,900,000        
Income Tax Expense (Benefit) 947,000 $ (765,000) $ 1,493,000 $ (1,362,000)  
Effective Income Tax Rate Reconciliation, Percent     33.00% 22.00%  
Unrecognized Tax Benefits 211,000   $ 211,000   $ 204,000
Unrecognized tax benefits, interest accrued $ 39,000   $ 39,000    
Unrecognized Tax Benefits Expiration Term     expire between August 2021 and August 2024