LOSS PER SHARE - Potentially Dilutive Awards (Details) - shares	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive awards (in shares)	7,468,731	14,237,172
Outstanding options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive awards (in shares)	4,625,261	3,881,721
Outstanding restricted share units
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive awards (in shares)	2,843,470	872,311
Outstanding common share warrants
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive awards (in shares)	0	9,483,140