Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Current:
Domestic	$ (7)	$ (1)
Foreign (Israel)	(62)	22
Current income tax expense benefit	(69)	21
Taxes related to prior years	(15)	(31)
Deferred:
Deferred taxes, net	(522)
Total provision for income taxes	$ 606	$ (10)