Annual report pursuant to Section 13 and 15(d)

Note 5 - Financed Receivables (Details Textual)

v3.20.1
Note 5 - Financed Receivables (Details Textual) - Restated Financing Agreement [Member] - USD ($)
Mar. 11, 2019
Mar. 28, 2020
Mar. 30, 2019
May 06, 2015
Advance Rate, Percent of Invoices Issued 85.00%      
Line of Credit Facility, Maximum Borrowing Capacity $ 2,500,000      
Debt Instrument, Interest Rate, Stated Percentage 4.50%      
Debt Instrument, Basis Spread on Variable Rate 1.00%      
Debt Instrument, Fee Amount $ 14,700      
Debt Instrument, Basis Spread in Case of Default 5.00%      
Long-term Line of Credit, Total   $ 527,468 $ 0  
Non-Formula Basis Sub-Limit [Member]        
Line of Credit Facility, Maximum Borrowing Capacity       $ 500,000