LOSS PER SHARE - Potentially Dilutive Awards (Details) - shares	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive awards (in shares)	44,472,586	14,420,293
Outstanding options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive awards (in shares)	4,386,215	4,867,464
Outstanding restricted share units
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive awards (in shares)	2,216,022	2,569,689
Outstanding common share warrants
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive awards (in shares)	0	6,983,140
Convertible debenture conversion
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive awards (in shares)	37,870,349	0