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Stock-Based Compensation (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 9 Months Ended
Jul. 18, 2016
Feb. 26, 2015
Sep. 30, 2016
Sep. 30, 2016
Dec. 31, 2015
Jan. 01, 2009
Stock Based Compensation [Line Items]            
Stockholders' Equity, Reverse Stock Split   1-for-4        
Replacement of Option Exercise price, term The replacement options have an exercise price of $1.94, which is based on the higher of: (i) 100% of the fair market value of the Companys common stock on the Board approval date and (ii) 100% of the average fair market value of one share of the Companys common stock for the five business days immediately preceding the Board approval date.          
First Anniversary [Member]            
Stock Based Compensation [Line Items]            
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage 50.00%          
Second And Third Anniversary [Member]            
Stock Based Compensation [Line Items]            
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage 25.00%          
Employee Stock Option [Member]            
Stock Based Compensation [Line Items]            
Granted, Weighted Average Exercise Price, Options (in dollars per share)       $ 1.94    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value, Options       $ 1.31    
Outstanding, Number of Shares, Options     766,851 766,851 767,476  
Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Fair Value, Options       $ 3.52    
Exercisable, Aggregate Intrinsic Value, Options     $ 32,000 $ 32,000    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value     2,000      
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Options     $ 50,000 $ 50,000    
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition, Options       2 years 6 months 29 days    
Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Grants In Period, Weighted Average Grant Date Fair Value       $ 8.45    
Exercisable, Number Of Shares     282,070 282,070    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number     484,781 484,781    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period       3 years    
Stock Option Plan 2008 [Member]            
Stock Based Compensation [Line Items]            
Common Stock, Capital Shares Reserved for Future Issuance     1,250,000 1,250,000    
Outstanding, Number of Shares, Options     208,630 208,630    
Stock Option Plan 2008 [Member] | Upto Ten Percentage Of Total Combined Voting Power [Member]            
Stock Based Compensation [Line Items]            
Maximum Exercise Price Percentage On Fair Market Value       100.00%    
Stock Option Plan 2008 [Member] | More Than Ten Percentage Of Total Combined Voting Power [Member]            
Stock Based Compensation [Line Items]            
Maximum Exercise Price Percentage On Fair Market Value       110.00%    
Amended and Restated 1999 Stock Option Plan [Member]            
Stock Based Compensation [Line Items]            
Outstanding, Number of Shares, Options     70,627 70,627    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized           937,500
Amended and Restated 1999 Directors Stock Option Plan [Member]            
Stock Based Compensation [Line Items]            
Outstanding, Number of Shares, Options     2,813 2,813    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized           18,750