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LONG-TERM DEBT, COMMON STOCK WARRANT LIABILITY, AND SUBSEQUENT EVENTS - Unsecured Loans (Details) |  |  | 1 Months Ended | 4 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Feb. 12, 2021 USD ($) | May 08, 2020 USD ($) | Dec. 31, 2021 USD ($) item | Dec. 31, 2021 USD ($) | Dec. 31, 2021 USD ($)
Gain (Loss) on Extinguishment of Debt |  |  | $ 5,700,000 |  | $ (409,000)
Debt Extinguishment Costs | $ 6,100,000 |  |  |  |
Unsecured Loans CARES Act |  |  |  |  |
Number of promissory notes for which forgiveness granted | item |  |  | 2 |  |
Unsecured Loans CARES Act | Unsecured Debt |  |  |  |  |
Debt Instrument, Face Amount |  | $ 5,606,200 |  |  |
Debt Instrument, Term |  | 2 years |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 1.00% |  |  |
Deferment period |  | 15 months |  |  |
Periodic payment |  |  |  | $ 128,557 |

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