Quarterly report pursuant to Section 13 or 15(d)

INVESTMENTS (Details 1)

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INVESTMENTS (Details 1) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Schedule Of Investments [Line Items]    
Fair Value with Changes Recognized in Income $ 34,768 $ 27,929
Marketable Equity Securities [Member]    
Schedule Of Investments [Line Items]    
Fair Value with Changes Recognized in Income $ 34,768 $ 27,929