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Note 15 - Subsequent Events (Details Textual) - USD ($)		3 Months Ended	6 Months Ended
Note 15 - Subsequent Events (Details Textual) - USD ($)	Jul. 01, 2026	Jun. 30, 2026	Jun. 30, 2026	Jun. 30, 2025
Proceeds from Issuance of Common Stock			$ 647,000	$ 793,000
Clearthink Capital Partners, LLC [Member]
Stock Issued During Period, Shares, New Issues (in shares)		3,250,000
Subsequent Event [Member] \| Clyra Medical [Member] \| Secured Debt [Member]
Debt Instrument, Interest Rate, Stated Percentage	15.00%
Subsequent Event [Member] \| Clyra Medical [Member] \| Warrants Issued with Guaranteed Promissory Note [Member]
Debt Instrument, Face Amount	$ 325,000
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)	$ 7.5
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)	21,666
Subsequent Event [Member] \| Clearthink Capital Partners, LLC [Member]
Stock Issued During Period, Shares, New Issues (in shares)	3,500,000
Proceeds from Issuance of Common Stock	$ 376,000