Quarterly report pursuant to Section 13 or 15(d)

Notes Payable - Schedule of Notes Payable (Details)

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Notes Payable - Schedule of Notes Payable (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Total notes payable, current portion $ 310 $ 296
Total notes payable, non-current portion 8,323 8,404
Green Bank    
Total notes payable, current portion 310 296
Total notes payable, non-current portion $ 8,323 $ 8,404