Note 6 - Fair Value Measurements - Fair Value of Contingent Consideration (Details) - USD ($)	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Balance, fair value	$ 0	$ 930,000
Additions, fair value	682,000	0
Changes in Fair Value	0	(930,000)
Settlements	(682,000)
Balance, fair value	$ 0	$ 0

Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

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- Definition

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

+ References

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- Definition

Fair value of contingent consideration asset in a business combination.

+ References

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- Definition

Represents the amount of settlement of contingent consideration during a period that effects the fair value.

+ References

No definition available.

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