Note 5 - fair Value Measurements - Fair Value of Contingent Consideration (Details) - USD ($)	3 Months Ended
Mar. 31, 2023	Dec. 31, 2022
December 31, 2022	$ 682,000	$ 0
Additions during quarter	$ 682,000

Represents Business Combination, Contingent Consideration Asset, Additions, Fair Value Disclosure.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration