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INVESTMENTS - Activity in Investments (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Investments rollforward |  |
Opening balance | $ 1,806 |
Additions/transfers during the period |  | $ 1,778
Net gain (loss) on securities sold | (1,000) |
Unrealized gain (loss) on securities held | (511) | 28
Fair Value end of the period | 1,295 | 1,806
Marketable equity securities |  |
Investments rollforward |  |
Opening balance | 1,644 |
Additions/transfers during the period |  | 1,616
Unrealized gain (loss) on securities held | (511) | 28
Fair Value end of the period | 1,133 | 1,644
Warrants |  |
Investments rollforward |  |
Opening balance | 162 |
Additions/transfers during the period |  | 162
Fair Value end of the period | $ 162 | $ 162

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