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Commitments - (Details Narrative) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Jun. 30, 2013
Dec. 31, 2012
Capital Leased Assets [Line Items]          
Capital lease interest expense $ 4 $ 7 $ 0    
Rent expense for Tuscan facility 685 $ 293 168    
Clinical Trial Agreement Liability 512        
Clinical Trial Agreement Expense $ 1,600        
Employment agreement       $ 700 $ 650
Consulting fees     $ 96    
Capital Lease Obligations [Member]          
Capital Leased Assets [Line Items]          
Annual interest rate 4.00%