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ACQUISITION OF BUSINESS (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended 15 Months Ended
Aug. 05, 2019
Oct. 31, 2020
Oct. 31, 2020
Oct. 31, 2020
Oct. 31, 2019
May 08, 2019
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustments [Abstract]            
Goodwill     $ (972)      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]            
Intangibles $ 1,120 $ 1,100 1,100 $ 1,100    
Goodwill   0 0 0 $ 5,847 $ 2,500
Goodwill impairment   4,903 4,903      
ProCobots            
ACQUISITION OF BUSINESS            
Purchase Consideration 4,400          
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustments [Abstract]            
Current assets 349          
Property plant and equipment 452          
Intangibles 148     972    
Goodwill 3,500     (972)    
Total assets 4,449          
Current liabilities 96          
Total liabilities 96          
Total purchase price and cash expended 4,353          
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]            
Current assets 349          
Property plant and equipment 452          
Intangibles 1,120          
Goodwill 2,528 $ 4,900 4,900 $ 4,900 $ 2,500  
Total assets 4,449          
Current liabilities 96          
Total liabilities 96          
Total purchase price and cash expended $ 4,353          
Goodwill impairment     $ 2,500