Note 5 - Balance Sheet Information (Details Textual) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Proceeds from Employee Retention Credit Refund	$ 1,100		$ 3,200
Employee retention credit fees (see Note 5)	$ 171	$ 472	$ 500

A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.

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