OTHER INVESTMENTS - Disclosure of detailed information about other investments (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Disclosure of Other Investments [Line Items]    
Balance at beginning of the year $ 4,767 $ 69
Investment in marketable securities, at cost 3,753 5,497
FMV of investments received on asset disposal 9,851 0
Disposals (9,288) (1,032)
Gain (loss) on marketable securities 2,117 233
Balance at end of the year $ 11,200 $ 4,767