Annual report pursuant to Section 13 and 15(d)

SHAREHOLDERS' EQUITY - Termination of EDA and Purchase Agreement (Details)

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SHAREHOLDERS' EQUITY - Termination of EDA and Purchase Agreement (Details) - USD ($)
$ in Thousands
 1 Months Ended 2 Months Ended 12 Months Ended
Dec. 31, 2020
Sep. 30, 2021
Jun. 30, 2022
Equity Distribution Agreement      
Class of Stock [Line Items]      
Gross proceeds from issuance of common stock for cash (in shares) 138,388    
Proceeds from Issuance of Common Stock $ 1,500   $ 1,519
LPC Purchase Agreement      
Class of Stock [Line Items]      
Gross proceeds from issuance of common stock for cash (in shares)   115,708  
Proceeds from Issuance of Common Stock   $ 1,200 $ 1,172
Issuance of commitment shares (in shares)   33,799