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Summary of Significant Accounting Policies (Tables)
 3 Months Ended
Mar. 31, 2019
Accounting Policies [Abstract]  
Schedule of Cumulative Effect of Adoption of ASU 2017-11

The cumulative effect of adoption of ASU 2017-11 resulted as follows:

 

    For the three months
ended March 31, 2018		     For the year
ended December 31, 2018		  
             
Derivative warrant liability   $ (15 )   $ (8 )
Additional paid-in capital   $ 28     $ 28  
Accumulated deficit   $ 13     $ 20