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DESCRIPTION OF THE BUSINESS AND BASIS OF PRESENTATION - Concentration of Risk (Details) - customer
3 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Cost of revenues | Vendor concentration risk    
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]    
Number of vendors 0 0
One customer | Sales revenue | Customer concentration risk    
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]    
Number of Customers 1 1
Concentration risk percentage 21.70% 20.70%