Note 13 - Fair Value Measurement of Convertible Note Payable (Details Textual) - The Note [Member] - USD ($)	3 Months Ended	12 Months Ended
Mar. 31, 2023	Dec. 31, 2022
Debt Instrument, Face Amount	$ 2,200,000	$ 2,200,000
Senior Secured Convertible Note [Member]
Debt Instrument, Face Amount	$ 2,200,000	$ 2,200,000
Debt Instrument, Interest Rate, Default	18.00%	18.00%
Debt Instrument, Default, Percentage Increase In Principal	30.00%	30.00%
Debt Instrument, Likelihood of Default	50.00%	50.00%
Senior Secured Convertible Note [Member] \| Measurement Input, Discount Rate [Member]
Debt Instrument, Measurement Input	0.1504	0.1518
Senior Secured Convertible Note [Member] \| Minimum [Member]
Debt Instrument, Interest Rate, Stated Percentage	10.00%	10.00%
Senior Secured Convertible Note [Member] \| Maximum [Member]
Debt Instrument, Interest Rate, Stated Percentage	12.00%	12.00%

Percentage increase in principal outstanding in the event of default on the debt instrument.

No definition available.

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- Definition

Percentage of interest rate in the event of default on the debt instrument.

+ References

No definition available.

+ Details

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- Definition

Represents the likelihood of default on a debt instrument.

+ References

No definition available.

+ Details

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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- Definition

Value of input used to measure debt instrument, including, but not limited to, convertible and non-convertible debt.

+ References

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- Details

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- Details

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