Quarterly report pursuant to Section 13 or 15(d)

INVESTMENTS (Details)

v3.21.2
INVESTMENTS (Details) - Investment in Convertible Bond [Member] - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Schedule Of Investments [Line Items]    
Balance, beginning of period $ 27,866  
Fair value at issuance date   $ 22,059
Change in fair value included in the statement of other comprehensive income (2,150) 5,807
Balance, end of period $ 25,716 $ 27,866