Note 12 - Equity - Schedule of Warrants (Details) - $ / shares	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Outstanding warrants, weighted average remaining life (Year)	4 years 3 months 18 days
Exercised (in shares)	(12,827)
Exercised (in dollars per share)	$ 0.05
Outstanding warrants, number (in shares)	1,971,216
Outstanding warrants, exercise price (in dollars per share)	$ 11.54
Common Stock Warrants [Member]
Outstanding warrants, number (in shares)	193,433	33,467
Outstanding warrants, exercise price (in dollars per share)	$ 23.46	$ 45.43
Outstanding warrants, weighted average remaining life (Year)		2 years 8 months 26 days	2 years 6 months 14 days
Outstanding warrants, number (in shares)		193,433	33,467
Outstanding warrants, exercise price (in dollars per share)		$ 23.46	$ 45.43
Penny Warrants [Member]
Outstanding warrants, number (in shares)	54,708	54,708
Outstanding warrants, weighted average remaining life (Year)	3 years 2 months 19 days	1 year 6 months 3 days	2 years 6 months 3 days
Exercised (in shares)	(626,264)
Outstanding warrants, number (in shares)	699,546	54,708	54,708
Series C Preferred Unit Warrants [Member]
Warrants issued (in shares)	86,820	159,966
Warrants issued, exercise price (in dollars per share)	$ 24.62	$ 24.62
Outstanding warrants, exercise price (in dollars per share)	$ 24.62
Prefunded Penny Warrants [Member]
Warrants issued (in shares)	504,324
Series D Warrants [Member]
Warrants issued (in shares)	92,799
Broker Warrants [Member]
Warrants issued (in shares)	4,163
Warrants issued, exercise price (in dollars per share)	$ 12.31
Series A Warrants [Member]
Warrants issued (in shares)	629,047
PIPE Warrants [Member]
Warrants issued (in shares)	823,529
Warrants issued, exercise price (in dollars per share)	$ 6.83
Consulting Agreement Warrants [Member]
Warrants issued (in shares)	44,932
WaveDancer Legacy Warrants [Member]
Warrants issued (in shares)	76,098
Warrants issued, exercise price (in dollars per share)	$ 94.69
Convertible Promissory Note [Member]
Warrants issued (in shares)	800,000
Warrants issued, exercise price (in dollars per share)	$ 4

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Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-3

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Number of warrants or rights outstanding.

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