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Shareholders' Equity (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Oct. 31, 2019 | Sep. 30, 2019 | Dec. 31, 2020 | Dec. 31, 2019 | Mar. 17, 2020
Stock options, granted |  |  |  |  |
Share based compensation |  |  | $ 199 | $ 206 |
Weighted average grant date fair value |  |  |  | $ 2.49 |
Restricted stock units vested and settled |  |  | 58,000 | 38,000 |
Common stock issued, withholding taxes |  |  | 42,000 | 26,000 |
Preferred stock series A, shares authorized |  |  | 156,000 | 156,000 |
Preferred stock series A, shares issued |  |  | 156,000 | 156,000 |
Preferred stock series A, shares outstanding |  |  | 156,000 | 156,000 |
Restricted Stock Units (RSUs) [Member] |  |  |  |  |
Weighted average grant date fair value |  |  | $ 2.51 | $ 3.35 |
Restricted stock units, granted |  |  | 172,000 | 77,000 |
Restricted Stock Units [Member] |  |  |  |  |
Weighted average grant date fair value |  |  | $ 2.51 | $ 3.35 |
Restricted stock units, granted |  |  | 172,000 | 77,000 |
Restricted Stock Units [Member] | Former Chief Executive Officer [Member] |  |  |  |  |
Restricted stock units, granted |  |  |  | 30,000 |
Outstanding equity interests |  |  |  |  | 51.00%
Share based payment vested number of shares | 5,000 | 5,000 | 10,000 |  |
Series A Cumulative Convertible Preferred Stock [Member] |  |  |  |  |
Unamortized compensation expense |  |  |  |  |
Preferred stock series A, shares authorized |  |  | 156,000 | 156,000 |
Preferred stock series A, shares issued |  |  | 156,000 | 156,000 |
Preferred stock series A, shares outstanding |  |  | 156,000 | 156,000 |
Share price |  |  | $ 0.10 |  |
Payment of dividend |  |  | $ 16 | $ 16 |
Preferred stock, liquidation preference per share |  |  | $ 1.00 |  |
Debt instrument, conversion price |  |  | $ 1.8563 |  |
Stock issued during period conversion of converible securities, shares |  |  | 0.54 |  |
Number of shares converted |  |  | 84,000 |  |
2019 Performance Incentive Plan [Member] |  |  |  |  |
Stock option granted terms description |  |  | Stock options granted under the 2019 Plan may either be incentive stock options or nonqualified stock options, have a term of up to ten years, and are exercisable at a price per share not less than the fair market value on the date of grant. |  |
2019 Performance Incentive Plan [Member] | Restricted Stock Units (RSUs) [Member] |  |  |  |  |
Stock option to purchase common stock |  |  | 82,000 |  |
2019 Performance Incentive Plan [Member] | Common Stock [Member] |  |  |  |  |
Stock option to purchase common stock |  |  | 2,000 |  |
2019 Performance Incentive Plan [Member] | Maximum [Member] |  |  |  |  |
Number of option available for grants |  |  | 240,000 |  |
2010 Performance Incentive Plan [Member] | Common Stock [Member] |  |  |  |  |
Stock option to purchase common stock |  |  | 24,000 |  |
2010 Performance Incentive Plan [Member] | Restricted Stock Units [Member] |  |  |  |  |
Stock option to purchase common stock |  |  | 9,000 |  |
2014 Plan [Member] |  |  |  |  |
Stock option to purchase common stock |  |  | 85,000 |  |
Share-based awards expiration date, description |  |  | Expires in September 2024. |  |
2014 Plan [Member] | Restricted Stock Units (RSUs) [Member] |  |  |  |  |
Stock option to purchase common stock |  |  |  |  |
2014 Plan [Member] | Common Stock [Member] |  |  |  |  |
Stock option to purchase common stock |  |  |  |  |

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