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Stock-Based Compensation (Details Narrative) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Number of shares granted 1,360  
Number of shares outstanding 1,360 1,360 113
Stock compensation expense  
Stock Options [Member]      
Number of options exercised  
Number of shares granted 1,360  
Number of shares outstanding 1,360    
Exercisable stock options 873    
Intrinsic value of options outstanding   $ 0  
Stock compensation expense $ 0 $ 0  
Restricted Stock [Member]      
Number of shares granted  
Stock compensation expense $ 0 $ 0  
Fair value of shares vested in period $ 0 $ 100  
2011 Incentive Plan [Member]      
Number of shares authorized to award 4,671    
Number of stock-based compensation awards consisting of stock options and restricted stock outstanding 1,360    
Number of shares available for grant