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INVESTMENTS AND FAIR VALUE MEASUREMENTS - DERIVATIVE INSTRUMENT (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Dec. 31, 2021
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Investments, Debt and Equity Securities [Abstract] |  |
Cost | $ 4,863 | $ 6,370
Unrealized Gains | 4,501 | (103)
Derivative instruments | 9,364 | 6,267
Total financial liability, cost | 4,863 | 6,370
Unrealized Gains | 4,501 | (103)
Total liabilities at fair value | $ 9,364 | $ 6,267

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