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Note 1 - Organization (Details Textual) $ in Thousands								3 Months Ended			9 Months Ended		12 Months Ended
	Nov. 05, 2024 USD ($)	Sep. 19, 2024 USD ($)	Sep. 17, 2024 USD ($)	Sep. 16, 2024 USD ($)	May 30, 2024	[1]	Mar. 25, 2024 USD ($)	Sep. 30, 2024 USD ($)	Mar. 31, 2024 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)	Dec. 31, 2023
Number of Reportable Segments											1		2
Proceeds from Divestiture of Businesses											$ 1,070	$ 0
Gain (Loss) on Disposition of Business								$ (0)		$ (0)	$ (865)	$ (0)
Discontinued Operations, Disposed of by Sale [Member] | DERMAdoctor [Member]
Proceeds from Divestiture of Businesses							$ 1,100
Gain (Loss) on Disposition of Business									$ (900)
Subsequent Event [Member] | Roundtable Healthcare Partners [Member] | Maximum [Member]
Equity Funding Commitment Receivable	$ 13,000
Subsequent Event [Member] | Bridge Loan [Member]
Debt Instrument, Face Amount	$ 1,000
Debt Instrument, Interest Rate, Stated Percentage	10.00%
Subsequent Event [Member] | Bridge Loan [Member] | Tranche One, Bridge Loan [Member]
Debt Instrument, Funded Amount	$ 500
Subsequent Event [Member] | Bridge Loan [Member] | Tranche Two, Bridge Loan [Member]
Debt Instrument, Funded Amount	500
APA Amendment [Member] | Subsequent Event [Member]
Asset Acquisition, Price of Acquisition, Expected	$ 11,500
Original Purchase Agreement [Member]
Asset Acquisition, Price of Acquisition, Expected		$ 9,500	$ 9,500	$ 9,500
Reverse Stock Split [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio					35			35
[1] After giving retroactive effect to the 1-for-35 Reverse Stock Split that became effective May 30, 2024.

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