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Note 21 - Fair Value of Financial Instruments - Reconciliation of the Fair Value (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Balance	$ 3,688	$ 3,413	$ 3,688	$ 3,413
Liabilities, balance	3,283	3,959	3,283	3,959
Contingent Consideration Liability [Member]
Balance	3,218	2,767	3,218	2,458
Included in net (loss) income	65	1,192	65	1,501
Balance	3,283	3,959	3,283	3,959
Included in other comprehensive (loss) income	0	0	0	0
Included in net (loss) income	65	1,192	65	1,501
Equity Method Investments [Member] | Limited Liability Investments [Member]
Balance	3,442	3,751	3,196	4,022
Contributions	0	0	35	0
Distributions received	(92)	(164)	(202)	(211)
Balance	3,688	3,413	3,688	3,413
Exercise of options included in net (loss) income	92	164	202	211
Equity Method Investments [Member] | Limited Liability Investments [Member] | Realized Investment Gains (Losses) [Member]
Included in net (loss) income	106	164	216	197
Equity Method Investments [Member] | Limited Liability Investments [Member] | Gain (Loss) On Change In Fair Value Of Limited Liability Investments At Fair Value [Member]
Included in net (loss) income	232	(338)	443	(595)
Included in other comprehensive (loss) income	0	0	0	0
Derivative Financial Instruments, Assets [Member] | Trust Preferred Debt Repurchase Options Contracts [Member]
Balance	0	0	19,034	0
Balance	0	0	0	0
Derivative Financial Instruments, Assets [Member] | Change in Fair Value of Derivative Assets [Member] | Trust Preferred Debt Repurchase Options Contracts [Member]
Distributions received	0	0	17,668	0
Included in net (loss) income	0	0	(1,366)	0
Included in other comprehensive (loss) income	0	0	0	0
Exercise of options included in net (loss) income	$ 0	$ 0	$ (17,668)	$ 0

X

- Definition

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

+ References

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

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

+ References

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

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- Definition

Amount of issuances of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
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-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

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- Definition

Amount of settlement of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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-Name Accounting Standards Codification
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- Definition

Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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-Name Accounting Standards Codification
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- Definition

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

+ References

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

Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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