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11. Stock-based Compensation (Details Narrative) - USD ($)
shares in Thousands, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Unearned compensation related to non-vested stock options         $ 0
Unearned compensation related to non-vested RSA's         $ 0
Options [Member]          
Share-based compensation   $ 0   $ 0  
Tax-related benefits   0   0  
Restricted Stock Awards [Member]          
Share-based compensation $ 18 27 $ 23 52  
Tax-related benefits 5 7 6 14  
Unearned compensation related to non-vested RSA's 44   $ 44    
Weighted average period for unrecognized compensation     1 year 3 months    
2019 Retention Award [Member]          
Share-based compensation 15 54 $ 58 211  
Unearned compensation related to non-vested stock options 44   44    
Compensation expense expected in 2020 30   30    
Compensation expense expected in 2021 $ 14   $ 14    
2015 Omnibus Incentive Plan [Member]          
Stock authorized for issuance 3,500   3,500    
Shares available for issuance 3,317   3,317    
2017 Plan [Member]          
Share-based compensation $ 0 53 $ 49 180  
Unearned compensation related to non-vested stock options 0   0    
2019 Plan [Member]          
Share-based compensation 76 33 89 68  
Defined Contribution Plan [Member]          
Contribution expense $ 96 $ 85 $ 214 $ 181