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Shareholders' Equity (Details Narrative) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Stock options, granted 2,000 2,000
Stock options, exercised
Share based compensation $ 43 $ 50 $ 82 $ 109
Restricted Stock Units [Member]        
Restricted stock units, granted 20,000 172,000 47,000
Vesting terms     The RSUs granted during 2019 vest over 36 months, with the first tranche vesting on the six month anniversary of the grant date, then in 30 substantially equal installments thereafter. The RSUs granted during 2020 vest quarterly over 24 months.  
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     114,000  
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   240,000  
2010 Performance Incentive Plan [Member] | Common Stock [Member]        
Stock option to purchase common stock     26,000  
2010 Performance Incentive Plan [Member] | Restricted Stock Units [Member]        
Stock option to purchase common stock     15,000  
2014 Plan [Member]        
Stock option to purchase common stock     85,000  
Share-based awards expiration date, description     Expires in September 2024.