Note 2 - Sale and Deconsolidation of GMI and Discontinued Operations (Details Textual) - USD ($)			3 Months Ended				5 Months Ended	6 Months Ended
	Aug. 09, 2023	Mar. 17, 2023	Jun. 30, 2024	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Aug. 09, 2023	Jun. 30, 2024	Jun. 30, 2023
Income (Loss) from Equity Method Investments			$ 0		$ (221,653)			$ 0	$ (245,525)
Business Combination, Contingent Consideration, Asset, Noncurrent		$ 682,000
Share-based Compensation Arrangement by Share-based Payment Award, Income Previously Recognized As Stocked Based Compensation Expense									$ 407,322
GMI Employees [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period (in shares)									715,000
Employees Who Resigned From Wavedancer [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period (in shares)									527,500
GMI Subsidiary [Member]
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax						$ 100,615
GMDC [Member]
Business Combination, Consideration Transferred		$ 935,974
Business Combination, Contingent Annual Payments, Percentage	5.00%	5.00%					5.00%
Estimate Payments for Administrative Services		$ 65,000
Payments to Acquire Businesses, Gross		1,000,974
Business Combination, Contingent Consideration, Asset, Noncurrent				$ 682,000
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Asset	$ 1,000,000			1,000,000
Contingent Consideration, Gain (loss)	318,000			$ 318,000
GMDC [Member] | Prepaid Expenses and Other Current Assets [Member]
Business Combination, Operating Expense Payment Receivable		$ 133,148
GMDC [Member]
Equity Method Investment, Ownership Percentage		24.90%
Income (Loss) from Equity Method Investments							$ (245,525)
Proceeds from Sale of Equity Method Investments	400,000
Gain (Loss) on Disposition of Stock in Subsidiary or Equity Method Investee	$ 64,525