Quarterly report pursuant to Section 13 or 15(d)

Bank Term Note and Line of Credit - Additional Information (Details)

v3.5.0.2
Bank Term Note and Line of Credit - Additional Information (Details) - USD ($)
May 25, 2016
Jan. 28, 2016
May 07, 2015
Jun. 30, 2016
Dec. 31, 2015
Debt Instrument [Line Items]          
Line of Credit Facility, Additional Equity Required to Draw on Credit Line   $ 8      
Proceeds from offering $ 5,000,000        
Secured Debt          
Debt Instrument [Line Items]          
Term Note, principal balance     $ 6,000,000.0    
Periodic principal payment     $ 167,000    
Stated interest rate, minimum     5.25%    
Effective interest rate       5.50%  
Deferred interest due upon maturity     $ 180,000    
Term Note, principal balance       $ 5,667,000 $ 6,000,000
Maturities of Long-term Debt [Abstract]          
2016       1,000,000  
2017       2,000,000  
2018       2,000,000  
2019       $ 666,667  
Secured Debt | Prime Rate          
Debt Instrument [Line Items]          
Basis spread on variable rate     2.00%    
Line of Credit          
Debt Instrument [Line Items]          
Line of credit, maximum borrowing capacity (not to exceed)     $ 4,000,000.0    
Line of credit, maximum borrowing capacity, percent of accounts receivable     80.00%    
Effective interest rate       5.00%  
Line of credit, principal balance       $ 0  
Line of Credit | Prime Rate          
Debt Instrument [Line Items]          
Basis spread on variable rate     1.50%