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Summary of Significant Accounting Policies (Details Textual) - USD ($)
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Feb. 11, 2016
May. 20, 2015
Feb. 18, 2015
Oct. 15, 2014
Summary of Significant Accounting Policies (Textual)            
Federal Deposit Insurance $ 250,000          
Inventory net of allowance 27,000 $ 22,000        
Depreciation expense 274,000 251,000        
Research and development and software development costs $ 562,000          
Intangible assets amortizing method Over 5 years once          
Outstanding stock options and warrants $ 36,700,000 17,300,000        
Dividends on convertible preferred stock $ 344,000 112,000        
Adjustment to additional paidin capital convertible with conversion features   $ (1,103,000)        
Common stock, shares issued 64,224 46,218   935,210 1,515,152  
Total hardware sales $ 2,850,000 $ 5,020,000        
Services and other revenue 8,653,000 8,398,000        
Stock based compensation expense $ 254 $ 60        
Maximum [Member]            
Summary of Significant Accounting Policies (Textual)            
Preferred stock, shares authorized           50,000,000
Minimum [Member]            
Summary of Significant Accounting Policies (Textual)            
Preferred stock, shares authorized           16,666,666
Subsequent Event [Member]            
Summary of Significant Accounting Policies (Textual)            
Common stock, shares authorized     20,268,959      
Increase in common stock outstanding shares     84,955,953