Significant Accounting Policies (Details 1) - USD ($) $ in Thousands		Mar. 31, 2019	Dec. 31, 2018
Accounting Policies [Abstract]
Trade receivable, net		$ 1,092	$ 758
Deferred revenues	[1],[2]	$ 643	$ 668

[1] $137 thousand of December 31, 2018 deferred revenues balance were recognized as revenues during the three months ended March 31, 2019.

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