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FAIR VALUE MEASUREMENTS - Manhattan Pharmaceuticals, Inc. (Details) - Manhattan and Ariston Pharmaceuticals Merger [Member] - USD ($) $ / shares in Units, $ in Millions | 1 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2010 | Sep. 30, 2022
Fair Value Measurements |  |
Notes Issued | $ 15.5 |
Debt Instrument, Term | 5 years |
Det instrument rate | 5.00% | 5.00%
Debt Instrument convertible conversion price | $ 1,125 |

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