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STOCKHOLDERS' DEFICIT (Details 3) - Convertible Promissory Note [Member] - Liability Instrument - Warrants [Member] - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Class Of Warrant Or Right [Line Items]    
Balance beginning of period $ 1,463 $ 988
Change in fair value included in the statement of operations (713) 475
Balance end of period $ 750 $ 1,463