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Equity (Details)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2019
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of options, Outstanding | shares 119,767
Number of options, Exercisable | shares 119,767
Weighted average exercise price, Outstanding | $ / shares $ 2.58
Weighted average exercise price, Exercisable | $ / shares $ 2.58
Weighted average remaining contractual term (in years), Outstanding 1 year 4 months 13 days
Employee Stock Option [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of options, Outstanding | shares 220,767
Number of options, Granted | shares
Number of options, Exercised | shares (78,500)
Number of options, Forfeited | shares (22,500)
Number of options, Outstanding | shares 119,767
Number of options, Exercisable | shares 119,767
Weighted average exercise price, Outstanding | $ / shares $ 3.83
Weighted average exercise price, Granted | $ / shares
Weighted average exercise price, Exercised | $ / shares 2.47
Weighted average exercise price, Forfeited | $ / shares
Weighted average exercise price, Outstanding | $ / shares 2.58
Weighted average exercise price, Exercisable | $ / shares $ 2.58
Weighted average remaining contractual term (in years), Outstanding 3 years 9 months 22 days
Weighted average remaining contractual term (in years), Outstanding 1 year 4 months 13 days
Weighted average remaining contractual term (in years), Exercisable 1 year 4 months 13 days
Aggregate intrinsic value, Outstanding | $ $ 1,684
Aggregate intrinsic value, Outstanding | $ 1,171
Aggregate intrinsic value, Exercisable | $ $ 1,171