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LEASE LIABILITIES - Maturity (Details) - USD ($) $ in Thousands | Sep. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Operating lease obligations |  |
2019 | $ 56 |
2020 | 226 |
2021 | 230 |
2022 | 232 |
2023 | 237 |
Thereafter | 158 |
Total | 1,139 |
Finance lease obligations |  |
2019 | 579 |
2020 | 2,318 |
2021 | 2,362 |
2022 | 2,058 |
2023 | 105 |
Total | 7,422 |
Lease obligations |  |
2019 | 635 |
2020 | 2,544 |
2021 | 2,592 |
2022 | 2,290 |
2023 | 342 |
Thereafter | 158 |
Total | 8,561 |
Less: Imputed interest | (1,051) |
Total | $ 7,510 | $ 6,429

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