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LEASES - Supplemental Balance Sheet Information Related To Operating Leases (Details) - USD ($)
$ in Thousands
Jun. 26, 2020
Oct. 01, 2019
Sep. 30, 2019
Leases [Abstract]      
Operating lease right-of-use assets, net of accumulated amortization   $ 300  
Operating lease liabilities, current $ 60   $ 0
Operating lease liabilities, non-current $ 200   $ 0
Weighted average remaining lease term for operating leases (in years) 4 years    
Weighted average discount rate for operating leases (percent) 5.47%