Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Schedule of Deferred Revenue (Details)

v3.19.1
Summary of Significant Accounting Policies - Schedule of Deferred Revenue (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Deferred Revenue $ 206
0-12 Months [Member]    
Deferred Revenue 184  
13-24 Months [Member]    
Deferred Revenue $ 22