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1. Nature of Activities and Summary of Significant Accounting Policies (Details) - shares	Dec. 31, 2017	Dec. 31, 2016
Nature Of Activities And Summary Of Significant Accounting Policies Details
Series B preferred (1:10 post split basis)	132	133
Common stock options and warrants	2,519	1,975
EB-5 debt convertible to Common stock at $30 per share	1,201	1,168
Total number of potentially dilutive shares excluded from the basic and diluted net loss per share calculation	3,852	3,276