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Note 4 - Debt Obligations (Details Textual) - USD ($)					3 Months Ended
Note 4 - Debt Obligations (Details Textual) - USD ($)	Mar. 06, 2023	Feb. 07, 2023	May 12, 2022	Feb. 07, 2022	Mar. 31, 2023	Mar. 31, 2022	Jul. 31, 2020
Interest Expense, Debt					$ 48,000	$ 13,000
Paycheck Protection Program CARES Act [Member] \| ONM [Member]
Extinguishment of Debt, Amount				$ 173,821
Proceeds from Issuance of Debt				$ 217,243
Paycheck Protection Program CARES Act [Member] \| BELST [Member]
Proceeds from Issuance of Debt			$ 97,000
Economic Injury Disaster Loan [Member] \| ONM [Member]
Interest Expense, Debt					$ 2,000
Debt Instrument, Face Amount							$ 150,000
Debt Instrument, Interest Rate, Stated Percentage							3.75%
Warrant Issued With Conversion of Note [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)	200,000
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)	$ 0.21
Warrants and Rights Outstanding, Term (Year)	5 years
Conversion of Note into BETI Common Shares [Member]
Debt Conversion, Original Debt, Amount	$ 50,000
Vehicle Loan [Member]
Debt Instrument, Face Amount		$ 80,000
Debt Instrument, Interest Rate, Stated Percentage		5.29%
Debt Instrument, Periodic Payment		$ 1,118