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Note 20 - Fair Value of Financial Instruments - Fair Value Measurement Inputs and Valuation Techniques (Details) $ in Thousands	Mar. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Limited Liability Investments [Member]
Limited liability investments, at fair value	$ 3,488	$ 3,496
Valuation, Market Approach [Member] | Fair Value, Inputs, Level 3 [Member] | Limited Liability Investments [Member]
Limited liability investments, at fair value	$ 3,488	$ 3,496
Valuation Multiples [Member] | Fair Value, Inputs, Level 3 [Member] | Measurement Input, Cap Rate [Member] | Minimum [Member]
Limited liability investments, measurement input	1	1
Valuation, Income Approach [Member] | Fair Value, Inputs, Level 3 [Member]
Contingent consideration, at fair value	$ 3,375	$ 3,105
Valuation, Income Approach [Member] | Fair Value, Inputs, Level 3 [Member] | Measurement Input, Discount Rate [Member]
Contingent consideration, measurement input	0.0825	0.0825
Valuation, Income Approach [Member] | Fair Value, Inputs, Level 3 [Member] | Measurement Input, Risk Free Interest Rate [Member]
Contingent consideration, measurement input	0.0496	0.0496
Valuation, Income Approach [Member] | Fair Value, Inputs, Level 3 [Member] | Measurement Input, Price Volatility [Member]
Contingent consideration, measurement input	0.09	0.09

X

- Definition

Fair value of contingent consideration lability.

+ References

No definition available.

+ Details

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- Definition

Value of input used to measure equity method investments.

+ References

No definition available.

+ Details

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- Definition

Value of input used to measure contingent consideration liability from business combination.

+ References

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

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

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

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- Definition

Fair value portion of investments accounted under the equity method.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2E
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2E

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(12))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

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