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RELATED-PARTY TRANSACTIONS (Details)
$ in Thousands
12 Months Ended
Sep. 30, 2020
USD ($)
employee
item
Sep. 30, 2019
USD ($)
Nov. 08, 2019
USD ($)
RELATED-PARTY TRANSACTIONS      
Fees and Reimbursed Travel Costs $ 76 $ 75  
SWL Properties, LLC [Member]      
RELATED-PARTY TRANSACTIONS      
Number Of Employees Who Owned Properties | employee 3    
Number of officers among employees who owned properties | item 2    
Lease term 7 years    
Number of successive terms for extension of lease term | item 2    
Threshold period to purchase building 5 years    
Lease expense incurred $ 390 390  
LLC Bighorn Holdings [Member]      
RELATED-PARTY TRANSACTIONS      
Lease term 5 years    
Number of successive terms for extension of lease term | item 2    
Lease expense incurred $ 85    
PCRS acquisition | Unsecured promissory note      
RELATED-PARTY TRANSACTIONS      
Initial principal amount 800   $ 800
LS Associates [Member]      
RELATED-PARTY TRANSACTIONS      
Consulting fees $ 64 $ 156