Summary of Significant Accounting Policies (Details 5) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Summary of Significant Accounting Policies [Line Items]
Deferred revenues	$ 54	$ 75
Deferred License revenues [Member]
Summary of Significant Accounting Policies [Line Items]
Deferred revenues	28
Deferred AirBar revenues [Member]
Summary of Significant Accounting Policies [Line Items]
Deferred revenues		59
Deferred sensor modules revenues [Member]
Summary of Significant Accounting Policies [Line Items]
Deferred revenues	11	16
Deferred NRE revenues [Member]
Summary of Significant Accounting Policies [Line Items]
Deferred revenues	$ 15