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Stock-Based Compensation; Changes in Equity (Details Textual) - Class of Stock [Domain] - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
Jul. 17, 2012
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Apr. 10, 2009
Apr. 24, 2002
Apr. 12, 2001
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate       0.00% 0.00%      
Share-Based Compensation   $ 9,000 $ 21,000 $ 18,619 $ 43,209      
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized   $ 25,000   $ 25,000        
Weighted Average Number Of Shares Outstanding, Diluted   3,448,349 3,453,217 3,448,520 3,431,723      
Earnings Per Share, Diluted   $ 0.01 $ (0.04) $ 0.10 $ (0.02)      
Line of Credit Facility, Current Borrowing Capacity   $ 777,000   $ 777,000        
BMO Equity [Member]                
Related Party Transaction, Due from (to) Related Party $ 5,000,000              
Warrants Issued To Purchase Common Stock Percentage 4.00%              
Debt Instrument, Interest Rate, Stated Percentage 11.50%              
Weighted Average Number Of Shares Outstanding, Diluted 140,048              
Earnings Per Share, Diluted $ 0.01              
Stock Option Plan 2002 [Member]                
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized             142,860  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross       123,430        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number   27,500   27,500        
Stock Option Plan 2001 [Member]                
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized               119,050
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross       139,958        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number   2,000   2,000        
Stock Incentive Plan 2009 [Member]                
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized           250,000    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross       201,000        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number   174,500   174,500        
Year 2015 [Member]                
Share-Based Compensation       $ 11,000        
Year 2017 [Member]                
Share-Based Compensation       3,000        
Year 2016 [Member]                
Share-Based Compensation       $ 11,000