CAPITAL STOCK - Reserved Authorized Shares of Common Stock (Details)	Mar. 31, 2022 shares
Class of Stock [Line Items]
Shares of common stock reserved for future issuance	41,099,984
Outstanding warrants
Class of Stock [Line Items]
Shares of common stock reserved for future issuance	27,944,544
Common stock options outstanding
Class of Stock [Line Items]
Shares of common stock reserved for future issuance	6,914,539
Outstanding options | 2020 Omnibus Plan
Class of Stock [Line Items]
Shares available for grant	3,790,186
Employee Stock
Class of Stock [Line Items]
Shares available for grant	2,450,715