Quarterly report pursuant to Section 13 or 15(d)

Derivative Instruments (Details 5)

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Derivative Instruments (Details 5) - JGB (Cayman) Waltham Ltd. 2.7 Note Convertible Debenture Features [Member] - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2018
Dec. 31, 2017
Derivative [Line Items]    
Principal amount and guaranteed interest $ 107 $ 294
Conversion price per share [1]
Debt Instrument, Convertible, Stock Price Trigger
Risk free rate 2.19% 1.39%
Life of conversion feature (in years) 2 months 30 days 0 years
Volatility 199.00% 195.00%
[1] The conversion price per share is equal to the lesser of $4.00 or 80% of VWAP on the conversion date.