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Senior Secured Convertible Debentures (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Mar. 31, 2020
Senior Secured Convertible Debentures [Abstract]    
Senior Secured Convertible Debentures $ 8,956 $ 10,118
Accrued interest 101
Fair Value of Embedded Derivatives 220 524
Less: Discount (1,207) (1,518)
Net 7,969 9,225
Less: Senior Secured Convertible Debentures, current (7,969) (2,720)
Senior Secured Convertible Debentures, long-term $ 6,505