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STARBOARD INVESTMENT - Modifications to Stock and Warrants (Details) - USD ($) $ / shares in Units, $ in Thousands |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Jun. 04, 2020 | Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021 | Dec. 31, 2021
Series A Redeemable Convertible Preferred Stock |  |  |  |  |  |
Offsetting Assets [Line Items] |  |  |  |  |  |
Proceeds from issuance of redeemable preferred stock | $ 35,000 |  |  |  |  |
Series B warrants |  |  |  |  |  |
Offsetting Assets [Line Items] |  |  |  |  |  |
Warrants and rights outstanding |  | $ 59,700 |  | $ 59,700 |  | $ 96,400
Amortization of debt discount (premium) |  | 34 | $ 289 | 90 | $ 516 |
Series B warrants | Senior Secured Notes | Securities Purchase Agreement |  |  |  |  |  |
Offsetting Assets [Line Items] |  |  |  |  |  |
Warrants and rights outstanding |  | 1,300 |  | 1,300 |  |
Series B warrants | Starboard |  |  |  |  |  |
Offsetting Assets [Line Items] |  |  |  |  |  |
Conversion price | $ 3.65 |  |  |  |  |
Class of warrant or right, warrants subject to adjustments | 31,506,849 |  |  |  |  |
Class of warrant or right, outstanding (in shares) | 68,493,151 |  |  |  |  |
Warrants and rights outstanding |  | $ 533 |  | $ 533 |  |

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