Quarterly report pursuant to Section 13 or 15(d)

G. DEBT (Details Narrative)

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G. DEBT (Details Narrative) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2020
Dec. 31, 2019
Debt Instrument [Line Items]    
Line of credit balance $ 518,463 $ 624,347
Heritage Bank [Member] | Revolving Credit Facility [Member]    
Debt Instrument [Line Items]    
Line of credit issuance date Sep. 30, 2014  
Line of credit maximum borrowing capacity $ 2,000,000  
Line of credit interest rate description Prime rate plus 3.00%  
Line of credit maturity date Sep. 30, 2021  
Line of credit balance $ 518,463 624,347
Line of credit remaining borrowing capacity $ 153,000 $ 424,000
Effective interest rate 6.25% 77.50%