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1. Nature of Activities and Summary of Significant Accounting Policies (Tables)
3 Months Ended
Mar. 31, 2017
Proceeds from sale of land  
Schedule of dilutive securities
    As of      
    March 31, 2017     March 31, 2016  
             
Series B preferred (1:10 post split basis)     133       133  
Common stock options and warrants     2,613       1,316  
Debt with conversion feature at $30 per share of common stock     1,168       801  
Total number of potentially dilutive shares excluded from the diluted net loss per share calculation     3,914       2,250