Transactions and Balances with Interested and Related Parties - Schedule of Related Party Transaction and Balances (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Other accounts payable	$ 222	$ 46
Total	222	46
Interested and Related Parties [Member]
Payroll and related expenses	931	851
Directors fees and insurance	400	463
Subcontracted work and consulting	0	67
Total	$ 1,331	$ 1,381