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Shareholders' Equity (Details 2) - Restricted Stock Units (RSUs) [Member]
$ in Thousands
12 Months Ended
Dec. 31, 2019
USD ($)
shares
Number of RSUs  
Options outstanding, beginning balance 168,869
Granted 388,020
Vested (84,176)
Cancelled (23,900)
Options outstanding, ending balance 448,813
Weighted average remaining contractual term (in years)  
Options outstanding, beginning balance, Weighted average remaining contractual term (in years) 1 year 4 months 24 days
Options outstanding, ending balance, Weighted average remaining contractual term (in years) 1 year 6 months 10 days
Aggregate intrinsic value  
Outstanding, beginning balance | $ $ 1,253
Outstanding, ending balance | $ $ 3,824