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Summary of Significant Accounting Policies (Details Textual) | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2020 USD ($) Customer / Customers | Sep. 30, 2019 USD ($) Customer / Customers | Sep. 30, 2020 USD ($) Customer / Customers | Sep. 30, 2019 USD ($) Customer / Customers | Dec. 31, 2019 USD ($) Customer / Customers
Summary of Significant Accounting Policies (Textual) |  |  |  |  |
Stock-based compensation | $ 52,000 | $ 25,000 | $ 266,000 | $ 351,000 |
Goodwill | 163,000 |  | 163,000 |  | $ 163,000
Fair value exceeds the carrying value | 163,000 |  | 163,000 |  |
Director [Member] |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |
Stock-based compensation | $ 58,000 | $ 56,000 | $ 159,000 | $ 187,000 |
Accounts receivable [Member] |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |
Number of customers | Customer / Customers |  |  |  |  | 3
Concentration risks |  |  | 63.60% |  | 67.80%
Credit and concentration risks, description |  |  | Customer was less than 10% of accounts receivable sales at September 30, 2020. |  |
Total Sales [Member] |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |
Number of customers | Customer / Customers | 3 | 2 | 3 | 3 |
Concentration risks | 70.60% | 61.70% | 74.20% | 73.40% |
Credit and concentration risks, description |  | Customer was less than 10% of sales for the three months ended September 30, 2019. | Customer was less than 10% of sales for the nine months ended September 30, 2020 and 2019. |  |
NTW [Member] |  |  |  |  |
Summary of Significant Accounting Policies (Textual) |  |  |  |  |
Goodwill | $ 163,000 |  | $ 163,000 |  | $ 163,000

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