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Note 6 - Fair Value Measurements - Schedule of Fair Value Assets Measured on Nonrecurring Basis (Details) - Fair Value, Nonrecurring [Member] - USD ($) $ in Thousands | Jun. 30, 2026 | Dec. 31, 2025
--- | --- | ---
Total assets at fair value | $ 795 | $ 835
Fair Value, Inputs, Level 1 [Member] |  |
Total assets at fair value | 0 | 0
Fair Value, Inputs, Level 2 [Member] |  |
Total assets at fair value | 0 | 0
Fair Value, Inputs, Level 3 [Member] |  |
Total assets at fair value | 795 | 835
Collateral Dependent Loans [Member] |  |
Collateral dependent loans | 795 | 835
Collateral Dependent Loans [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Collateral dependent loans | 0 | 0
Collateral Dependent Loans [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Collateral dependent loans | 0 | 0
Collateral Dependent Loans [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Collateral dependent loans | $ 795 | $ 835

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- Definition Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-10 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482881/825-10-55-10 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482881/825-10-55-12 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-11 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-11 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 28 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-28 + Details
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