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LEASES - Supplemental Cash Flow Information Related to Operating Leases (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Cash paid for amounts included in the measurement of lease liabilities:    
Operating cash flows from operating leases $ 71 $ 950
Operating cash flows from finance leases 5 21
Financing cash flows from finance leases $ 35 $ 74