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COMMITMENTS AND CONTINGENCIES - Future Minimum Lease Payments (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2019
USD ($)
Operating lease obligation  
2020 $ 381
2021 332
2022 317
2023 262
2024 225
Thereafter 290
Total lease payments 1,807
Less Imputed Interest (170)
Lease obligation at December 31, 2019 $ 1,637
Lessee, Operating Lease, Existence of Option to Extend [true false] true
Lessee, Operating Lease, Existence of Option to Terminate [true false] true
Finance Lease, Liability, Payment, Due [Abstract]  
2020 $ 23
2021 23
2022 15
Total lease payments 61
Less Imputed Interest (3)
Lease obligation at December 31, 2019 $ 58
Lessee, Finance Lease, Existence of Option to Extend [true false] true
Lessee, Finance Lease, Existence of Option to Terminate [true false] true