Note 13 - Stock-Based Compensation - Schedule for Share-based Compensation Expenses (Details) $ in Thousands	9 Months Ended
Sep. 30, 2025 USD ($)
Non-plan Options [Member]
Unrecognized expense	$ 157
Remaining Weighted Average Recognition Period (Year)	2 years 3 months 18 days
Share-Based Payment Arrangement, Option [Member]
Unrecognized expense	$ 620
Remaining Weighted Average Recognition Period (Year)	3 years 6 months
Restricted Stock [Member]
Unrecognized expense	$ 10
Remaining Weighted Average Recognition Period (Year)	14 days

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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Period Type:	duration