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PROPERTY AND EQUIPMENT (Tables)
12 Months Ended
Aug. 31, 2021
Property, Plant and Equipment [Abstract]  
PROPERTY AND EQUIPMENT
   August 31, 
(in thousands)  2021   2020 
Equipment  $606   $865 
Computer equipment   293    548 
Furniture and fixtures   36    161 
Leasehold improvements   13    114 
Construction in progress   1,302     
Subtotal   2,250    1,688 
Less accumulated depreciation and amortization   (412)   (1,250)
Total  $1,838   $438