CONVERTIBLE NOTE - Finance Expense Related to the Convertible Notes (Details) - the “Notes” - Convertible Debt - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Debt Instrument [Line Items]
Amortization of debt issuance costs	$ 810	$ 709	$ 3,339
Total finance expense recognized	$ 810	$ 709	$ 3,339

Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Name:	us-gaap_InterestExpenseDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration