Note 4 - Accrued Expenses and Other Current Liabilities (Details Textual) - USD ($)	Sep. 30, 2025	Dec. 31, 2024
Accrued Liabilities and Other Liabilities, Current	$ 883,000	$ 1,131,000
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member]
Accrued Liabilities and Other Liabilities, Current	596,000	861,000
Managed Services [Member] | Operating Segments [Member]
Accrued Liabilities and Other Liabilities, Current	10,000	18,000
Collaboration Products [Member] | Operating Segments [Member]
Accrued Liabilities and Other Liabilities, Current	$ 277,000	$ 252,000