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Note 21 - Fair Value of Financial Instruments - Fair Value Measurement Inputs and Valuation Techniques (Details) $ in Thousands | Sep. 30, 2023 USD ($) | Dec. 31, 2022 USD ($)
--- | --- | ---
Limited liability investments, at fair value | $ 0 | $ 13,863
Trust Preferred Debt Repurchase Options Contracts [Member] |  |
Derivative - trust preferred debt repurchase options, at fair value |  | 19,000
Limited Liability Investments [Member] |  |
Limited liability investments, at fair value | 3,599 | 17,059
Fair Value, Inputs, Level 3 [Member] | Trust Preferred Debt Repurchase Options Contracts [Member] |  |
Derivative - trust preferred debt repurchase options, at fair value |  | 19,034
Valuation, Market Approach [Member] | Fair Value, Inputs, Level 3 [Member] | Limited Liability Investments [Member] |  |
Limited liability investments, at fair value | $ 3,599 | 3,196
Valuation Multiples [Member] | Fair Value, Inputs, Level 3 [Member] | Measurement Input, Cap Rate [Member] | Minimum [Member] |  |
Limited liability investments, measurement input | 1 |
Valuation Multiples [Member] | Fair Value, Inputs, Level 3 [Member] | Measurement Input, Cap Rate [Member] | Maximum [Member] |  |
Limited liability investments, measurement input | 9 |
Valuation, Income Approach [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Contingent consideration, at fair value | $ 3,283 | $ 3,218
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 | 0.043 | 0.0444
Valuation, Income Approach [Member] | Fair Value, Inputs, Level 3 [Member] | Measurement Input, Price Volatility [Member] |  |
Contingent consideration, measurement input | 0.13 | 0.13
Derivative, measurement input |  | 0.023
Valuation, Income Approach [Member] | Fair Value, Inputs, Level 3 [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] |  |
Contingent consideration, measurement input |  | 10.4
Valuation, Income Approach [Member] | Fair Value, Inputs, Level 3 [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] |  |
Contingent consideration, measurement input |  | 10.59
Binomial Lattice Option Approach [Member] | Fair Value, Inputs, Level 3 [Member] | Measurement Input, Credit Spread [Member] | Trust Preferred Debt Repurchase Options Contracts [Member] |  |
Derivative, measurement input |  | 0.0895
Binomial Lattice Option Approach [Member] | Fair Value, Inputs, Level 3 [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] | Trust Preferred Debt Repurchase Options Contracts [Member] |  |
Derivative, measurement input |  | 0.0872
Binomial Lattice Option Approach [Member] | Fair Value, Inputs, Level 3 [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] | Trust Preferred Debt Repurchase Options Contracts [Member] |  |
Derivative, measurement input |  | 0.0887

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- Definition Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. 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