Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE MEASUREMENTS (Details 2)

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FAIR VALUE MEASUREMENTS (Details 2) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Fair Value Disclosures [Abstract]    
Stock price $ 2.91 $ 9.75
Conversion strike price $ 8.00 $ 12.50
Volatility 65.00% 25.00%
Dividend yield 0.00% 0.00%
Risk free rate 2.38% 0.51%
Debt discount rate 14.50% 12.80%
Coupon interest rate 7.00% 7.00%
Face amount $ 50,000 $ 50,000
Probability of fundamental change 25.00% 25.00%