Annual report pursuant to Section 13 and 15(d)

Organization and Summary of Significant Accounting Policies (Details 2)

v3.19.1
Organization and Summary of Significant Accounting Policies (Details 2) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Schedule of Organization and Summary of Significant Accounting Policies [Line Items]    
Fair value, beginning of period $ 0 $ 619
Issuance of derivatives 159 0
Change in fair value (134) (619)
Fair value, end of period $ 25 $ 0