Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION - Narrative (Details)

v3.22.1
STOCK-BASED COMPENSATION - Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Share-based Payment Arrangement [Abstract]    
Closing stock price $ 0.26  
Unrecognized stock-based compensation $ 7,970  
Unrecognized stock-based compensation, weighted average period of recognition 1 year 6 months 29 days  
Weighted average fair value of awards granted (in dollars per share) $ 0.23 $ 0.08