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SHARE BASED COMPENSATION (Schedule of restricted stock awards) (Details) - Restricted stock awards [Member]
shares in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2024
$ / shares
shares
Mar. 31, 2024
$ / shares
shares
Dec. 31, 2023
$ / shares
shares
Dec. 31, 2023
$ / shares
shares
Dec. 31, 2022
$ / shares
shares
Class of Stock [Line Items]          
Number of restricted stock awards, Beginning Balance 391 391 146 146 0
Number of restricted stock awards, Granted     838 838 147
Number of restricted stock awards, Cancelled (4) (4) (174) (174)  
Vested (in dollars per share) (363) (363) (419) (419) (1)
Number of restricted stock awards, Ending Balance 24 24 391 391 146
Weighted average grant date fair value, beginning balance | (per share) $ 1.41 $ 1.41   $ 13.64 $ 0
Weighted average grant date fair value, Granted | $ / shares       1.44 13.64
Weighted average grant date fair value, Cancelled | (per share) (6.9)     (8.92)  
Weighted average grant date fair value, Vested | (per share) (0.76)     (2.66) (14.62)
Weighted average grant date fair value, ending balance | (per share) $ 10.24   $ 1.41 $ 1.41 $ 13.64