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Summary of Significant Accounting Policies (Details Narrative) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Cash and cash equivalents $ 2,115 $ 2,156 $ 803 $ 2,212
Construction in progress $ 0 $ 7,337    
Capitalized interest charges $ 143  
Antidilutive securities excluded from computation of earnings per share 15,794,444 17,486,946 27,968,158  
Patent & Trademark Rights [Member]        
Estimated useful lives of patent and trademark rights 17 years      
Construction in Progress [Member] | NEW BRUNSWICK [Member]        
Construction in progress $ 0 $ 7,337    
Capitalized interest charges $ 0 $ 0    
Minimum [Member]        
Estimated useful life 3 years      
Maximum [Member]        
Estimated useful life 39 years