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Note 2 - Summary of Significant Accounting Policies (Details Textual) - USD ($)		3 Months Ended		12 Months Ended
	Nov. 12, 2020	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020	Dec. 31, 2019
Retained Earnings (Accumulated Deficit), Ending Balance		$ (7,172,263)		$ (7,184,818)
Net Income (Loss) Attributable to Parent, Total		12,555	$ 42,829	(354,911)	$ (2,983,438)
Repayments of Notes Payable		832	110,980
Repayments of Trade Payables	$ 133,880
Cash, Ending Balance		1,114,468		$ 972,825
Reclassified From Cost of Operations to Selling, General, and Aministrative Expenses [Member]
Referral Expense			$ 37,496
Loan Agreement [Member]
Debt Instrument, Face Amount	$ 1,000,000	$ 1,000,000
Debt Instrument, Interest Rate, Stated Percentage	12.00%	12.00%
Secured Note Payable [Member]
Repayments of Notes Payable	$ 100,000

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