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Note 4 - PistolStar, Inc. Acquisition (Details Textual) - USD ($)			9 Months Ended
	Jan. 21, 2021	Jun. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Repayments of Notes Payable			$ 250,000	$ 130,000
PistolStar [Member]
Business Combination, Consideration Transferred, Total		$ 2,500,000
Payments to Acquire Businesses, Net of Cash Acquired, Total		2,000,000.0
Business Combination, Consideration Transferred, Liabilities Incurred		$ 500,000
PistolStar [Member] | Promissory Note [Member]
Debt Instrument, Interest Rate, Stated Percentage		4.00%
Debt Instrument, Number of Installments		4
Debt Instrument, Term (Month)		12 months
Notes Payable, Total					$ 232,000
Repayments of Notes Payable	$ 250,000

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