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COMMITMENTS AND CONTINGENCIES (Details) $ in Millions | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2022 USD ($) | Nov. 08, 2018 executive | Dec. 31, 2017
Loss Contingencies [Line Items] |  |  |
Sale of stock grant interest |  |  | 100.00%
Maximum future royalty commitment | $ 4.7 |  |
Maximum future royalty commitment | 33.3 |  |
Maximum future royalty commitment, interest | $ 2.0 |  |
Number of former officers | executive |  | 3 |
Minimum |  |  |
Loss Contingencies [Line Items] |  |  |
Royalties rates |  |  | 1.30%
Minimum | LIBOR |  |  |
Loss Contingencies [Line Items] |  |  |
Basis spread on variable rate | 1.50% |  |
Maximum |  |  |
Loss Contingencies [Line Items] |  |  |
Royalties rates |  |  | 5.00%
Maximum | LIBOR |  |  |
Loss Contingencies [Line Items] |  |  |
Basis spread on variable rate | 2.75% |  |

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