Annual report pursuant to Section 13 and 15(d)

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

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Summary of Significant Accounting Policies - Schedule of Deferred Revenue (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Deferred Revenue $ 331 $ 214
0-12 Months [Member]    
Deferred Revenue 169  
13-24 Months [Member]    
Deferred Revenue 84  
Over 24 Months [Member]    
Deferred Revenue $ 78