Accounts Payable and Accruals - Other - Schedule of Accounts Payable and Accruals - Other (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Payables and Accruals [Abstract]
Employees and employee institutions	$ 398	$ 828
Accrued vacation and recreation pay	184	171
Accrued expenses	1,129	903
Provision for sales commissions		37
Other	29	27
Accounts Payable and Accruals - Other	$ 1,740	$ 1,966