Accounts Payable and Accruals - Other - Schedule of Accounts Payable and Accruals - Other (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Payables and Accruals [Abstract]
Employees and employee institutions	$ 590	$ 853
Accrued vacation and recreation pay	211	165
Accrued clinical trial expenses	462	462
Accrued expenses	588	514
Provision for sales commissions	97	109
Other	30	31
Accounts Payable and Accruals - Other	$ 1,978	$ 2,134