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LEASES - Leased Assets and Liabilities Included Within the Condensed Consolidated Balance Sheets (Details) - USD ($) $ in Thousands | Sep. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Right-of-Use Assets |  |
Operating | $ 12,915 |
Finance | 2,981 |
Total leased ROU assets | 15,896 |
Current |  |
Operating | 3,658 | $ 0
Finance | 322 |
Noncurrent |  |
Operating | 9,384 |
Finance | 461 |
Total lease liabilities | $ 13,825 |

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