Going Concern and Management Plans (Details Narrative) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016	Mar. 31, 2016	Dec. 31, 2015
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Accumulated deficit	$ 334,358	$ 328,467
Cash and cash equivalents	$ 334	$ 345	$ 189	$ 359