Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Narrative) (Details)

v3.4.0.3
Stock-Based Compensation (Narrative) (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Dec. 31, 2015
Dec. 31, 2013
Equity Compensation Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of shares authorized for issuance under equity incentive plan       500,000
Warrant [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Compensation expense    
Period over which compensation expense will be recognized 3 years 3 months 18 days   3 years 6 months  
Warrants outstanding 362,500   362,500  
Exercise price of warrants $ 8.34   $ 8.34  
Outstanding intrinsic value      
Stock Options [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock options granted      
Compensation expense $ 30,000 $ 11,000    
Unrecognized compensation expense $ 62,000      
Period over which compensation expense will be recognized 1 year      
Restricted Stock [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unrecognized compensation expense $ 184,000      
Period over which compensation expense will be recognized 1 year 8 months 12 days      
Outstanding 44,445   44,445  
Restricted stock expense $ 28,000 $ 111,000