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Note 4 - Allowance for Credit Losses - Loans on Nonaccrual Status (Details) - USD ($) $ in Thousands | Dec. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Nonaccrual, No Allowance | $ 284 | $ 0
Non-Accrual | 284 | 0
First Mortgage Loans [Member] | One To Four Family Residential [Member] |  |
Nonaccrual, No Allowance | 284 | 0
Non-Accrual | 284 | 0
First Mortgage Loans [Member] | Multifamily [Member] |  |
Nonaccrual, No Allowance | 0 | 0
Non-Accrual | 0 | 0
First Mortgage Loans [Member] | Commercial Real Estate [Member] |  |
Nonaccrual, No Allowance | 0 | 0
Non-Accrual | 0 | 0
First Mortgage Loans [Member] | Construction Loans [Member] |  |
Nonaccrual, No Allowance | 0 | 0
Non-Accrual | 0 | 0
Consumer Portfolio Segment [Member] |  |
Nonaccrual, No Allowance | 0 | 0
Non-Accrual | $ 0 | $ 0

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- Definition Amortized cost excluding accrued interest, of financing receivable on nonaccrual status. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-16 + Details
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- Definition Amortized cost excluding accrued interest, of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-16 + Details
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