XML 46 R36.htm IDEA: XBRL DOCUMENT v3.21.2
NOTE 7 — Segment Information and Concentrations (Details Narrative) - Supplier Concentration Risk [Member]
3 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Revenue, Major Customer [Line Items]      
Percentage of inventory purchases from top three suppliers 56.00% 64.00%  
Accounts payable balances with a single supplier 14.00%   15.00%