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SUPPLEMENTAL FINANCIAL INFORMATION - Schedule of Accounts Payable and Accrued Liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Accounts payable $ 2,159 $ 3,038
Payroll liabilities 465 1,988
Other accrued liabilities 660 738
Accounts payable and accrued liabilities (Note 12) $ 3,284 $ 5,764