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MARKETABLE EQUITY SECURITIES (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Dec. 31, 2022
Marketable Securities          
Carrying value of marketable securities $ 547   $ 547   $ 373
Change in fair value of marketable securities $ (509) $ (2,191) $ 291 $ (1,577) $ (1,503)
TriStar          
Marketable Securities          
Stock that can be purchased by warrants (in shares) 19,640,000   19,640,000    
Goldon Resources Ltd          
Marketable Securities          
Investment shares owned (in shares) 250,000   250,000