Quarterly report pursuant to Section 13 or 15(d)

Organization and Summary of Significant Accounting Policies (Details Narrative)

v3.10.0.1
Organization and Summary of Significant Accounting Policies (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
May 14, 2018
Nov. 10, 2017
Jun. 30, 2018
Mar. 31, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Dec. 31, 2017
Accounting Policies [Abstract]                
Net loss     $ 2,312   $ 1,703 $ 5,710 $ 2,215  
Net cash used in operating activities           5,934 $ 3,430  
Accumulated deficit     $ 226,340     $ 226,340   $ 220,629
Proceeds from issuance of private placement       $ 1,400        
Proceeds from issuance of public offering $ 15,000              
Reverse stock split   1 for 12 reverse stock spli