Note 6 - Disaggregated Revenue by Routes, Direct and Mail Order - Disaggregation of Revenue (Details) - USD ($)	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Revenue	$ 4,165,917	$ 3,226,269
Routes-wholesale [Member]
Revenue	1,247,336	1,302,860
Direct-wholesale [Member]
Revenue	2,465,571	1,468,352
Mailorder-retail [Member]
Revenue	$ 453,010	$ 455,057

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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+ Details