Note 3 - Fair Value Measurements (Details Textual) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability		$ (358)	$ 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | General and Administrative Expense [Member]
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability	$ (358)
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Other Current Liabilities [Member]
Business Combination, Contingent Consideration, Liability, Current				$ 324