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Stock-Based Compensation (Narrative) (Details)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
USD ($)
shares
Sep. 30, 2018
USD ($)
shares
Sep. 30, 2019
USD ($)
ShareBasedCompensationPlan
shares
Sep. 30, 2018
USD ($)
shares
May 29, 2019
shares
Mar. 19, 2019
shares
May 16, 2013
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of stock-based compensation plans | ShareBasedCompensationPlan     3        
Compensation cost | $ $ 136 $ 99 $ 390 $ 290      
Total income tax effect recognized for share-based compensation arrangements | $ $ 29 $ 21 $ 82 $ 61      
Reverse stock split ratio     0.1818        
Shares available to be issued             272,727
Shares cancelled, forfeited or expired       72      
Shares expired     72      
Shares cancelled or forfeited     941        
2003 Equity Compensation Plan [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of shares authorized 18,181   18,181        
2009 Equity Compensation Plan [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Available for grant           0  
2019 Equity Compensation Plan [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of shares authorized         300,000    
Available for grant 302,725   302,725        
Stock Options [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Expiration period     10 years        
Shares Granted 0 0 0 0      
Stock Options Exercised 0 0 0 0      
Stock Options [Member] | Minimum [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Vesting periods     1 year        
Stock Options [Member] | Maximum [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Vesting periods     3 years        
Restricted Stock [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Unrecognized compensation cost | $ $ 828 $ 544 $ 828 $ 544      
Nonvested shares, granted     33,788        
Shares, Forfeited     2,177 7,999      
Shares, Vested          
Restricted Stock [Member] | 2003 Equity Compensation Plan [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of shares authorized 5,454   5,454        
Restricted Stock [Member] | 2009 Equity Compensation Plan [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of shares authorized 36,363   36,363        
Nonvested shares, granted       727      
Restricted Stock [Member] | Minimum [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Vesting periods     1 year        
Restricted Stock [Member] | Maximum [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Vesting periods     3 years