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STOCK TRANSACTIONS (Details) - shares |  |  | 3 Months Ended
--- | --- | --- | ---
Nov. 19, 2018 | Sep. 05, 2018 | Mar. 31, 2022
Debt Instrument [Line Items] |  |  |
Common stock options exercised (in shares) | 220,000 | 825,000 | 1,346,038
Promissory Note |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate | 2.86% | 2.86% |

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