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SIGNIFICANT ACCOUNTING POLICIES (Details Textual) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2016
Significant Accounting Policies (Textual) |  |  |  |
Wrote off inventory amount | $ 215 | $ 64 | $ 562 |
Impairment losses |  |  |  |
Allowance for doubtful accounts | 102 | 31 |  |
Net of sales return reserve | 0 | 86 |  |
Deferred revenue recognized | $ 330 |  |  |
Revenue recognition description | The estimated revenue expected to be recognized in the future related to the service type warranty amounts to $1,108 thousand, which is fulfilled over one to five years. |  |  |
Non-cash compensation expenses | $ 749 | 1,108 | 2,766 |
Maximum percentage of likely to be realized upon ultimate settlement | 50% |  |  |
Percentage of monthly deposit by employees | 8.33% |  |  |
Severance pay expense | $ 125 | 156 | 169 |
Royalty-bearing grants expenses |  |  | 198 |
Royalty expenses | $ 46 | $ 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 thousand and $2,249 thousand, respectively. As of December 31, 2020, the right–of–use assets and corresponding lease liabilities in the Company’s consolidated balance sheets were $1,349 thousand and $1,583 thousand, respectively. |  |  |
YEC [Member] |  |  |  |
Significant Accounting Policies (Textual) |  |  |  |
Impairment losses |  |  |  |
Related party receivables as a percent of trade receivables, net | 0.00% | 0.00% |  |
Revenues from related party | $ 0 | $ 41 | 13 |
Accounting Standards Update 2016-09 [Member] |  |  |  |
Significant Accounting Policies (Textual) |  |  |  |
Cumulative-effect adjustment to retained earnings/accumulated deficit |  |  |  | $ 11
Employees and non- employees [Member] |  |  |  |
Significant Accounting Policies (Textual) |  |  |  |
Non-cash compensation expenses | $ 749 | $ 1,108 | $ 2,766 |
ReStore product [Member] |  |  |  |
Significant Accounting Policies (Textual) |  |  |  |
Service policy | 2 years |  |  |
SCI Products [Member] |  |  |  |
Significant Accounting Policies (Textual) |  |  |  |
Service policy | 5 years |  |  |

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