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Bonds Payable (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Debt Disclosure [Abstract]        
(Loss) gain on foreign currency transaction $ (1,470) $ (5,153) $ 774 $ (13,296)