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INCOME TAXES (Details) - USD ($)
 3 Months Ended 12 Months Ended
Oct. 31, 2022
Jul. 31, 2022
Apr. 30, 2022
Jan. 31, 2022
Oct. 31, 2021
Jul. 31, 2021
Apr. 30, 2021
Jan. 31, 2021
Oct. 31, 2022
Oct. 31, 2021
Oct. 31, 2020
Oct. 31, 2019
Income Tax Contingency [Line Items]                        
Income Tax Expense (Benefit) $ 628,000 $ 488,000 $ 893,000 $ 1,643,000 $ 755,000 $ 1,109,000 $ 947,000 $ 546,000 $ 3,652,000 $ 3,357,000 $ (4,556,000)  
Effective Income Tax Rate Reconciliation                 31.00% 33.00% 42.00%  
Unrecognized Tax Benefits 138,000       167,000       $ 138,000 $ 167,000 $ 168,000 $ 193,000
Valuation allowance 1,754,000       1,871,000       1,754,000 1,871,000    
Deferred tax assets, net operating loss carryforwards 1,449,000       $ 1,705,000       1,449,000 1,705,000    
Deferred tax assets, net operating loss carryforwards 5,800,000               5,800,000      
Deferred tax assets, unexpired net operating loss 1,800,000               1,800,000      
Tax credits subject to expiration 700,000               700,000      
Unrecognized tax benefits, interest accrued 33,000               $ 33,000      
Unrecognized Tax Benefits Expiration Term                 expire between August 2023 and August 2025      
Deferred tax assets for research and development tax credits 700,000               $ 700,000      
Tax Credits Expiration Term                 expire between years 2023 and 2032      
CARES Act [Member]                        
Income Tax Contingency [Line Items]                        
Tax benefit for employee retention credit                   $ 2,900,000    
Income Tax Expense (Benefit)                 $ (5,400,000)      
Expirations Within Five Years [Member]                        
Income Tax Contingency [Line Items]                        
Deferred tax assets, net operating loss carryforwards 3,800,000               $ 3,800,000      
Expiration maximum term                 5 years      
Expirations After Six Years [Member]                        
Income Tax Contingency [Line Items]                        
Deferred tax assets, net operating loss carryforwards $ 200,000               $ 200,000      
Expiration minimum term                 5 years      
Expiration maximum term                 20 years