Annual report pursuant to Section 13 and 15(d)

Investments (Details Narrative)

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Investments (Details Narrative) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Investments, All Other Investments [Abstract]      
Unrealized (loss) gain on investments $ 9 $ (98) $ (103)