Annual report pursuant to Section 13 and 15(d)

INVESTMENTS (Details)

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INVESTMENTS (Details) - Investment in Convertible Bonds [Member]
$ in Thousands
12 Months Ended
Dec. 31, 2020
USD ($)
Schedule Of Investments [Line Items]  
Fair value at issuance date $ 22,059
Change in fair value included in the statement of other comprehensive income (loss) 5,827
Balance, end of period $ 27,886