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Stock-Based Compensation (Narrative) (Details) (USD $)
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Outstanding options issued 556,590   627,307
Stock based compensation expense $ 156,052 $ 247,127  
Stock Options [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares authorized 1,000,000    
Stock based compensation expense 151,052 36,029  
Unrecognized compensation cost 900,645    
Recognition period 3 years 1 month 28 days    
Aggregate intrinsic value $ 1,792,520