Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Income Statement [Abstract]
Revenues	$ 1,234	$ 1,617	$ 3,692	$ 4,966
Cost of revenues	585	855	1,682	2,755
Gross profit	649	762	2,010	2,211
Operating expenses:
Research and development, net	1,018	1,597	4,292	5,645
Sales and marketing	1,453	1,926	4,571	6,187
General and administrative	1,209	1,362	3,988	5,620
Total operating expenses	3,680	4,885	12,851	17,452
Operating loss	(3,031)	(4,123)	(10,841)	(15,241)
Financial expenses, net	360	405	1,131	1,412
Loss before income taxes	(3,391)	(4,528)	(11,972)	(16,653)
Income taxes (tax benefit)	(2)	5	4	4
Net loss	$ (3,389)	$ (4,533)	$ (11,976)	$ (16,657)
Net loss per ordinary share, basic and diluted	$ (0.46)	$ (3.19)	$ (2.27)	$ (12.7)
Weighted average number of shares used in computing net loss per ordinary share, basic and diluted	7,290,791	1,419,355	5,284,451	1,311,584