Accounts Payable and Accruals - Other - Schedule of Accounts Payable and Accruals - Other (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Payables and Accruals [Abstract]
Employees and employee institutions	$ 819	$ 853
Accrued vacation and recreation pay	162	165
Accrued expenses	843	976
Provision for sales commissions	37	109
Other	30	31
Accounts Payable and Accruals - Other	$ 1,891	$ 2,134