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Note 1 - Summary of Significant Accounting Policies (Details Textual) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2016 USD ($) shares | Dec. 31, 2015 USD ($)
Number Of Limited Partnerships In Housing Investments | 7 |
Percentage of Subsidiaries Common Securities Owned by Parent Company | 100.00% |
Gross Loans Comprised of Commercial Mortgage Loans Percentage | 51.70% |
Residential Mortgages Properties Percentage | 21.80% |
Gross Loans Comprised of Commercial Loans Percentage | 20.10% |
Total Deposits Comprised of Time Deposit of 100000 or More Percentage | 86.00% |
Federal Home Loan Bank Stock | $ | $ 17,250,000 | $ 17,250,000
Federal Home Loan Bank Stock Shares | shares | 172,500 |
Minimum Stock Requirement on Outstanding Federal Home Loan Bank Borrowings Shares | shares | 150,000 |
Maximum Loan Size Portfolio Stratification Homogenous Portfolio | $ | $ 500,000 |
Number of Reportable Segments | 2 |
Number of Operating Segments | 1 |
California [Member] |  |
Residential Mortgages Properties Percentage | 63.00% |

X
- 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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 325 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6478792&loc=d3e63345-112809 + Details
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