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Business and Basis for Presentation (Details Narrative) - USD ($)
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Organization, Consolidation and Presentation of Financial Statements [Abstract]        
Working capital $ 4,200,000      
Cash and short-term investments 3,200,000      
Shareholders' equity 4,904,926 $ 9,075,805 $ 12,082,170 $ 11,869,937
Accumulated deficit $ (106,648,968) $ (102,410,558)