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Stock-Based Compensation (Narrative) (Details)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2015
USD ($)
shares
Jun. 30, 2014
USD ($)
shares
Jun. 30, 2015
USD ($)
ShareBasedCompensationPlan
shares
Jun. 30, 2014
USD ($)
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of stock-based compensation plans | ShareBasedCompensationPlan     3  
Compensation cost | $ $ 35 $ 74 $ 71 $ 149
Shares available to be issued 1,500,000   1,500,000  
Shares cancelled or forfeited     2,787 8,990
Stock Options Exercised        
Shares Granted        
Nonvested stock options, expected to vest 330,664   330,664  
2003 Equity Compensation Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of Shares Authorized 100,000   100,000  
2009 Equity Compensation Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 957,429   957,429  
Stock Options [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Expiration period     10 years  
Unrecognized compensation cost | $ $ 79   $ 79  
Period over which unrecognized compensation costs are expected to be recognized     1 year  
Stock Options [Member] | 1999 Stock-Based Incentive Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of Shares Authorized 38,778   38,778  
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]        
Shares, Nonvested 0   0  
Shares, Forfeited 0 0 0 0
Shares, Vested 0 0 0 0
Shares issued 0 0 0 0
Restricted Stock [Member] | 1999 Stock-Based Incentive Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of Shares Authorized 15,511   15,511  
Restricted Stock [Member] | 2003 Equity Compensation Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of Shares Authorized 30,000   30,000  
Restricted Stock [Member] | 2009 Equity Compensation Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of Shares Authorized 200,000   200,000  
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