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Note 3 - Loans and Allowance for Loan Losses - Loans on Nonaccrual Status (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Nonaccrual, No Allowance | $ 237 | $ 200
Non-accrual | 237 | 200
First Mortgage Loans [Member] | One To Four Family Residential [Member] |  |
Nonaccrual, No Allowance | 237 | 200
Non-accrual | 237 | 200
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 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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- Definition Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-7 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph a -Subparagraph (3) -Publisher SEC Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph a -Subparagraph (2) -Publisher SEC Reference 4: 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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