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Note 1 - Summary of Significant Accounting Policies (Details Textual) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 USD ($) shares | Dec. 31, 2023 USD ($)
Number Of Limited Partnerships In Housing Investments | 11 |
Percentage of Subsidiaries Common Securities Owned by Parent Company | 100.00% |
Gross Loans Comprised of Commercial Mortgage Loans Percentage | 51.80% |
Residential Mortgages Properties Percentage | 29.40% |
Gross Loans Comprised of Commercial Loans Percentage | 16.00% |
Federal Home Loan Bank Stock | $ | $ 17,250 | $ 17,746
Federal Home Loan Bank Stock Shares (in shares) | shares | 172,500 |
Minimum Stock Requirement on Outstanding Federal Home Loan Bank Borrowings Shares (in shares) | shares | 150,000 |
Goodwill, Impairment Loss | $ | $ 0 | $ 0
CALIFORNIA |  |
Residential Mortgages Properties Percentage | 49.20% |

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- Definition This represents the Federal Home Loan Bank (FHLB) shares owned by the Company as of the balance sheet date. FHLB stock represents an equity interest in a FHLB. It does not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity). + References No definition available. + Details
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- Definition Federal Home Loan Bank (FHLB) stock represents an equity interest in a FHLB. It does not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 325 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477974/942-325-45-1 + Details
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