Significant Accounting Policies (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Significant Accounting Policies (Textual)
Wrote off inventory amount	$ 64	$ 562	$ 131
Impairment losses
Allowance for doubtful accounts	31	32
Net of sales return reserve	$ 86	105
Revenue recognition description	The estimated revenue expected to be recognized in the future related to the service type warranty amounts to $893 thousand, which is fulfilled over one to five years.
Non-cash compensation expenses	$ 1,108	2,766	3,654
Maximum percentage of likely to be realized upon ultimate settlement	50%
Percentage of monthly deposit by employees	8.33%
Severance pay expense	$ 156	169	185
Royalty-bearing grants expenses		198
Royalty expenses	$ 15
Lease, description	Upon adoption of this standard on January 1, 2019, the Company recorded right–of–use assets and corresponding lease liabilities of $2,099 and $2,249, respectively. As of December 31, 2019, the right–of–use assets and corresponding lease liabilities in the Company's consolidated balance sheets were $1,737 and $1,952, respectively.
SCI Products [Member]
Significant Accounting Policies (Textual)
Service policy	5 years
ReStore product [Member]
Significant Accounting Policies (Textual)
Service policy	2 years
Accounting Standards Update 2016-09 [Member]
Significant Accounting Policies (Textual)
Cumulative-effect adjustment to retained earnings/accumulated deficit				$ 11
YEC [Member]
Significant Accounting Policies (Textual)
Related party receivables as a percent of trade receivables, net	0.00%	0.00%
Revenues from related party	$ 41	$ 13	0
Non-employees [Member]
Significant Accounting Policies (Textual)
Non-cash compensation expenses	18	90	45
Employees and non- employees [Member]
Significant Accounting Policies (Textual)
Non-cash compensation expenses	$ 1,108	$ 2,766	$ 3,654