Quarterly report pursuant to Section 13 or 15(d)

NET LOSS PER SHARE - Computation of Anti-dilutive Effect (Details)

v3.22.2
NET LOSS PER SHARE - Computation of Anti-dilutive Effect (Details) - shares
6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share, amount (in shares) 21,280,249 20,666,383
Common stock warrants    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share, amount (in shares) 17,840,951 17,850,460
SAMA earnout shares    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share, amount (in shares) 570,211 570,211
Stock options    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share, amount (in shares) 498,798 802,769
Unvested restricted share units    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share, amount (in shares) 2,370,289 1,442,943