General and Administrative Expenses - Schedule of General and Administrative Expenses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Share-based compensation	$ 1,139	$ 254
Depreciation	54	21
General and administrative expenses	4,729	4,167
General and Administrative Expense [Member]
Payroll and related expenses	1,136	1,213
Share-based compensation	1,160	253
Professional services	1,133	1,217
Travel	231	284
Marketing expenses	23	26
Office and maintenance expenses	176	121
Depreciation	29	9
Public and investor relations	339	515
Insurance	225	226
Government fees	191	251
Other	86	52
General and administrative expenses	$ 4,729	$ 4,167