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PROPERTY AND EQUIPMENT (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Jun. 30, 2022
PROPERTY AND EQUIPMENT    
Property and equipment, gross $ 736 $ 732
Accumulated depreciation (713) (710)
Net property and equipment 23 22
Production equipment    
PROPERTY AND EQUIPMENT    
Property and equipment, gross 307 307
Leasehold improvements    
PROPERTY AND EQUIPMENT    
Property and equipment, gross 213 213
Furniture and fixtures    
PROPERTY AND EQUIPMENT    
Property and equipment, gross 45 45
Computer equipment    
PROPERTY AND EQUIPMENT    
Property and equipment, gross 51 47
Other equipment    
PROPERTY AND EQUIPMENT    
Property and equipment, gross $ 120 $ 120