Quarterly report pursuant to Section 13 or 15(d)

F. DEBT (Details Narrative)

v3.10.0.1
F. DEBT (Details Narrative) - USD ($)
6 Months Ended 12 Months Ended
Jun. 30, 2018
Dec. 31, 2017
Debt Instrument [Line Items]    
Line of credit balance $ 0 $ 682,211
Effective interest rate   7.50%
Loan and Security Agreement [Member] | Heritage Bank [Member]    
Debt Instrument [Line Items]    
Line of credit interest rate description Prime rate plus 3.00%  
Line of credit maturity date Sep. 30, 2019  
Line of credit balance $ 0 $ 682,211
Line of credit remaining borrowing capacity $ 1,622,000 $ 202,000
Effective interest rate 8.00%