Quarterly report pursuant to Section 13 or 15(d)

SHAREHOLDERS' EQUITY (Details)

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SHAREHOLDERS' EQUITY (Details) - USD ($)
shares in Thousands, $ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2021
Dec. 31, 2020
Jun. 30, 2021
Balance $ 21,559 $ 4,382 $ 26,099 $ 7,365 $ 7,365
Common stock 39,956   39,956    
Pre-Funded Warrants 10,783   10,783    
Gross proceeds from issuance of common stock for cash in Registered Direct Offering 5,000   5,000    
Underwriting discounts and other equity offering costs (3,449)   (4,136)    
Share-based compensation 1,009 1,141 1,851 1,775  
Issuance of Units for cash   41,000   41,000  
Advisory fees and other offering costs   (3,550)   (3,550)  
Issuance of common stock for services   7   7  
Fair value of warrants issued to consultants for Services   3   6  
Net Loss (12,593) (7,097) (20,429) (10,717) 20,900
Balance 62,265 35,886 62,265 35,886 26,099
Common Stock          
Balance $ 9 $ 6 $ 8 $ 6 $ 6
Balance (in shares) 8,640 5,867 8,352 5,867 5,867
Common stock $ 6   $ 6    
Common stock (in shares) 6,147   6,147    
Gross proceeds from issuance of common stock for cash in Registered Direct Offering $ 1   $ 1    
Gross proceeds from issuance of common stock for cash In Registered Direct Offering (In shares) 769   769    
Issuance of Units for cash   $ 2   $ 2  
Issuance of Units for cash (in shares)   2,485   2,485  
Balance $ 16 $ 8 $ 16 $ 8 $ 8
Balance (in shares) 15,556 8,352 15,556 8,352 8,352
Additional Paid-in Capital          
Balance $ 197,524 $ 155,232 $ 194,229 $ 154,595 $ 154,595
Common stock 39,950   39,950    
Pre-Funded Warrants 10,783   10,783    
Gross proceeds from issuance of common stock for cash in Registered Direct Offering 4,999   4,999    
Underwriting discounts and other equity offering costs (3,449)   (4,136)    
Share-based compensation 1,009 1,141 1,851 1,775  
Issuance of Units for cash   40,998   40,998  
Advisory fees and other offering costs   (3,550)   (3,550)  
Issuance of common stock for services   7   7  
Fair value of warrants issued to consultants for Services   3   6  
Balance 250,816 193,831 250,816 193,831 194,229
Accumulated Deficit          
Balance (175,974) (150,856) (168,138) (147,236) (147,236)
Net Loss (12,593) (7,097) (20,429) (10,717)  
Balance $ (188,567) $ (157,953) $ (188,567) $ (157,953) $ (168,138)