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Share-Based Compensation (Narrative) (Details) - USD ($)
6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of shares authorized 459,322  
Number of shares available for grant 230,865  
Share-based compensation expense $ 22,000 $ 23,000
Compensation not yet recognized, stock options $ 89,000  
Employee Stock Option [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Expiration period 10 years  
Compensation cost not yet recognized, period for recognition 4 years  
Restricted Stock [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based compensation expense $ 340,000 $ 303,000
Share-based awards other than options $ 1,300,000  
Restricted Stock [Member] | Employees [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Compensation cost not yet recognized, period for recognition 4 years  
Award vesting period 4 years  
Restricted Stock [Member] | Non-employee directors [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Compensation cost not yet recognized, period for recognition 2 years  
Award vesting period 2 years  
2013 Equity Incentive Plan [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of shares available for grant 191,155  
2015 Directors Stock Plan [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of shares available for grant 39,710