Significant Accounting Policies (Details 1) - USD ($) $ in Thousands		Jun. 30, 2019	Dec. 31, 2018
Accounting Policies [Abstract]
Trade receivable, net	[1]	$ 417	$ 758
Deferred revenues	[1],[2]	$ 870	$ 668

[1] Balance presented net of unrecognized revenues that were not yet collected.

[2] $184 thousand of December 31, 2018 deferred revenues balance were recognized as revenues during the six months ended June 30, 2019.