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Derivative Instruments (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Aug. 21, 2016
Dec. 31, 2015
Derivative Instruments and Hedging Activities Disclosure [Abstract]        
Exercise price of RMB Warrants expiring     $ 1.5387  
Liability for fair value RMB Warrants $ 1     $ 4
Gain on RMB Warrants $ 3 $ 49