Annual report pursuant to Section 13 and 15(d)

SHAREHOLDERS' EQUITY - LPC Purchase Agreement (Details)

v3.22.2.2
SHAREHOLDERS' EQUITY - LPC Purchase Agreement (Details) - Lincoln Park Capital Fund, LLC Purchase Agreement [Member]
$ / shares in Units, $ in Thousands
 1 Months Ended 12 Months Ended
Sep. 17, 2021
USD ($)
shares
Aug. 31, 2021
USD ($)
item
$ / shares
shares
Jun. 30, 2022
USD ($)
shares
Class of Stock [Line Items]      
Gross proceeds from issuance of common stock for cash | $     $ 1,172
Gross proceeds from issuance of common stock for cash (in shares) | shares 20,000 95,708  
Proceeds from issuance of common stock | $ $ 200 $ 1,000 $ 1,172
Shares issue price | $ / shares   $ 10.45  
Commitment shares issued | shares     33,799
Number of lowest closing sale prices for determining regular purchase share price | item   3  
Number of consecutive business days for selecting three lowest closing sale prices   10 days  
Common Stock      
Class of Stock [Line Items]      
Maximum number of shares purchased | shares     25,000
Maximum purchase price committed obligation | $     $ 2,000
Common Stock | Maximum      
Class of Stock [Line Items]      
Gross proceeds from issuance of common stock for cash | $   $ 20,000  
Gross proceeds from issuance of common stock for cash (in shares) | shares   1,669,620