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Note 21- Fair Value of Financial Instruments - Assets and Liabilities Measured at Fair Value (Details) - USD ($) | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Total, estimated fair value | $ 37,157,000 | $ 37,591,000
Equity investments, at fair value (cost of $187 and $187, respectively) | 1,228,000 | 153,000
Limited liability investments, at fair value | 8,291,000 | 13,863,000
Subordinated debt, at fair value | 11,808,000 | 67,811,000
Trust Preferred Debt Repurchase Options Contracts [Member] |  |
Derivative - trust preferred debt repurchase options |  | 19,000,000.0
Fair Value, Inputs, Level 3 [Member] | Trust Preferred Debt Repurchase Options Contracts [Member] |  |
Derivative - trust preferred debt repurchase options |  | 19,034
Fair Value, Recurring [Member] |  |
Total, estimated fair value | 37,157,000 | 37,591,000
Equity investments, at fair value (cost of $187 and $187, respectively) | 1,228,000 | 153,000
Limited liability investments, at fair value | 11,733,000 | 17,059,000
Total assets | 50,364,000 | 74,163,000
Subordinated debt, at fair value | 11,808,000 | 67,811,000
Contingent consideration, at fair value | 3,218,000 | 3,218,000
Total liabilities | 15,026,000 | 71,029,000
Fair Value, Recurring [Member] | Interest Rate Swap [Member] |  |
Derivative - trust preferred debt repurchase options | 246,000 | 326,000
Fair Value, Recurring [Member] | Trust Preferred Debt Repurchase Options Contracts [Member] |  |
Derivative - trust preferred debt repurchase options |  | 19,034,000
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Total, estimated fair value | 0 | 0
Equity investments, at fair value (cost of $187 and $187, respectively) | 196,000 | 153,000
Limited liability investments, at fair value | 0 | 0
Total assets | 196,000 | 153,000
Subordinated debt, at fair value | 0 | 0
Contingent consideration, at fair value | 0 | 0
Total liabilities | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Interest Rate Swap [Member] |  |
Derivative - trust preferred debt repurchase options | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Trust Preferred Debt Repurchase Options Contracts [Member] |  |
Derivative - trust preferred debt repurchase options |  |
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Total, estimated fair value | 37,157,000 | 37,591,000
Equity investments, at fair value (cost of $187 and $187, respectively) | 1,032,000 | 0
Limited liability investments, at fair value | 0 | 0
Total assets | 38,435,000 | 37,917,000
Subordinated debt, at fair value | 11,808,000 | 67,811,000
Contingent consideration, at fair value | 0 | 0
Total liabilities | 11,808,000 | 67,811,000
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Interest Rate Swap [Member] |  |
Derivative - trust preferred debt repurchase options | 246,000 | 326,000
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Trust Preferred Debt Repurchase Options Contracts [Member] |  |
Derivative - trust preferred debt repurchase options |  | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Total, estimated fair value | 0 | 0
Equity investments, at fair value (cost of $187 and $187, respectively) | 0 | 0
Limited liability investments, at fair value | 3,442,000 | 3,196,000
Total assets | 3,442,000 | 22,230,000
Subordinated debt, at fair value | 0 | 0
Contingent consideration, at fair value | 3,218,000 | 3,218,000
Total liabilities | 3,218,000 | 3,218,000
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Interest Rate Swap [Member] |  |
Derivative - trust preferred debt repurchase options | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Trust Preferred Debt Repurchase Options Contracts [Member] |  |
Derivative - trust preferred debt repurchase options |  | 19,034,000
Fair Value, Recurring [Member] | Fair Value Measured at Net Asset Value Per Share [Member] |  |
Total, estimated fair value | 0 | 0
Equity investments, at fair value (cost of $187 and $187, respectively) | 0 | 0
Limited liability investments, at fair value | 8,291,000 | 13,863,000
Total assets | 8,291,000 | 13,863,000
Subordinated debt, at fair value | 0 | 0
Contingent consideration, at fair value | 0 | 0
Total liabilities | 0 | 0
Fair Value, Recurring [Member] | Fair Value Measured at Net Asset Value Per Share [Member] | Interest Rate Swap [Member] |  |
Derivative - trust preferred debt repurchase options | 0 | 0
Fair Value, Recurring [Member] | Fair Value Measured at Net Asset Value Per Share [Member] | Trust Preferred Debt Repurchase Options Contracts [Member] |  |
Derivative - trust preferred debt repurchase options |  | 0
US Government Agencies Debt Securities [Member] |  |
Total, estimated fair value | 14,516,000 | 15,080,000
US Government Agencies Debt Securities [Member] | Fair Value, Recurring [Member] |  |
Total, estimated fair value | 14,516,000 | 15,080,000
US Government Agencies Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Total, estimated fair value | 0 | 0
US Government Agencies Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Total, estimated fair value | 14,516,000 | 15,080,000
US Government Agencies Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Total, estimated fair value | 0 | 0
US Government Agencies Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value Measured at Net Asset Value Per Share [Member] |  |
Total, estimated fair value | 0 | 0
US States and Political Subdivisions Debt Securities [Member] |  |
Total, estimated fair value | 3,120,000 | 2,232,000
US States and Political Subdivisions Debt Securities [Member] | Fair Value, Recurring [Member] |  |
Total, estimated fair value | 3,120,000 | 2,232,000
US States and Political Subdivisions Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Total, estimated fair value | 0 | 0
US States and Political Subdivisions Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Total, estimated fair value | 3,120,000 | 2,232,000
US States and Political Subdivisions Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Total, estimated fair value | 0 | 0
US States and Political Subdivisions Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value Measured at Net Asset Value Per Share [Member] |  |
Total, estimated fair value | 0 | 0
Mortgage-Backed Securities, Issued by US Government Sponsored Enterprises [Member] |  |
Total, estimated fair value | 7,986,000 | 8,412,000
Mortgage-Backed Securities, Issued by US Government Sponsored Enterprises [Member] | Fair Value, Recurring [Member] |  |
Total, estimated fair value | 7,986,000 | 8,412,000
Mortgage-Backed Securities, Issued by US Government Sponsored Enterprises [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Total, estimated fair value | 0 | 0
Mortgage-Backed Securities, Issued by US Government Sponsored Enterprises [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Total, estimated fair value | 7,986,000 | 8,412,000
Mortgage-Backed Securities, Issued by US Government Sponsored Enterprises [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Total, estimated fair value | 0 | 0
Mortgage-Backed Securities, Issued by US Government Sponsored Enterprises [Member] | Fair Value, Recurring [Member] | Fair Value Measured at Net Asset Value Per Share [Member] |  |
Total, estimated fair value | 0 | 0
Asset-Backed Securities [Member] |  |
Total, estimated fair value | 1,388,000 | 1,610,000
Asset-Backed Securities [Member] | Fair Value, Recurring [Member] |  |
Total, estimated fair value | 1,388,000 | 1,610,000
Asset-Backed Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Total, estimated fair value | 0 | 0
Asset-Backed Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Total, estimated fair value | 1,388,000 | 1,610,000
Asset-Backed Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Total, estimated fair value | 0 | 0
Asset-Backed Securities [Member] | Fair Value, Recurring [Member] | Fair Value Measured at Net Asset Value Per Share [Member] |  |
Total, estimated fair value | 0 | 0
Corporate Debt Securities [Member] |  |
Total, estimated fair value | 10,147,000 | 10,257,000
Corporate Debt Securities [Member] | Fair Value, Recurring [Member] |  |
Total, estimated fair value | 10,147,000 | 10,257,000
Corporate Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Total, estimated fair value | 0 | 0
Corporate Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Total, estimated fair value | 10,147,000 | 10,257,000
Corporate Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Total, estimated fair value | 0 | 0
Corporate Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value Measured at Net Asset Value Per Share [Member] |  |
Total, estimated fair value | 0 | 0
Common Stock [Member] | Fair Value, Recurring [Member] |  |
Equity investments, at fair value (cost of $187 and $187, respectively) | 196,000 | 153,000
Common Stock [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Equity investments, at fair value (cost of $187 and $187, respectively) | 196,000 | 153,000
Common Stock [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Equity investments, at fair value (cost of $187 and $187, respectively) | 0 | 0
Common Stock [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Equity investments, at fair value (cost of $187 and $187, respectively) | 0 | 0
Common Stock [Member] | Fair Value, Recurring [Member] | Fair Value Measured at Net Asset Value Per Share [Member] |  |
Equity investments, at fair value (cost of $187 and $187, respectively) | 0 | $ 0
Warrant [Member] | Fair Value, Recurring [Member] |  |
Equity investments, at fair value (cost of $187 and $187, respectively) | 1,032,000 |
Warrant [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Equity investments, at fair value (cost of $187 and $187, respectively) | 0 |
Warrant [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Equity investments, at fair value (cost of $187 and $187, respectively) | 1,032,000 |
Warrant [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Equity investments, at fair value (cost of $187 and $187, respectively) | 0 |
Warrant [Member] | Fair Value, Recurring [Member] | Fair Value Measured at Net Asset Value Per Share [Member] |  |
Equity investments, at fair value (cost of $187 and $187, respectively) | $ 0 |

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- Definition Amount of liability recognized arising from contingent consideration in a business combination. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 805 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479581/805-30-50-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 25 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479668/805-30-25-6 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 35 -Paragraph 1 -Subparagraph (b) -SubTopic 30 -Topic 805 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479613/805-30-35-1 + Details
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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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