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STOCK-BASED COMPENSATION - NARRATIVE (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock based compensation | $ 1,097 | $ 2,146 | $ 856 | $ 2,051
Stock swaps (in shares) | 17,665 | 17,221 | 22,027 | 185,951
Common Stock |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock swaps equity instruments received (in shares) | 11,085 | 7,779 | 13,009 | 91,598

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