Note 5 - Loans (Details) - Mortgage Loan by Credit Quality Indicators (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Note 5 - Loans (Details) - Mortgage Loan by Credit Quality Indicators [Line Items]
Gross Loans	$ 767,513	$ 738,282
Revolving Lines Secured By Single Family Residential Properties [Member] | Performing Financing Receivable [Member]
Note 5 - Loans (Details) - Mortgage Loan by Credit Quality Indicators [Line Items]
Gross Loans	69,121	58,935
Revolving Lines Secured By Single Family Residential Properties [Member] | Nonperforming Financing Receivable [Member]
Note 5 - Loans (Details) - Mortgage Loan by Credit Quality Indicators [Line Items]
Gross Loans	797	816
Revolving Lines Secured By Single Family Residential Properties [Member]
Note 5 - Loans (Details) - Mortgage Loan by Credit Quality Indicators [Line Items]
Gross Loans	69,918	59,751
Single Family Residential Closed End First Lien [Member] | Performing Financing Receivable [Member]
Note 5 - Loans (Details) - Mortgage Loan by Credit Quality Indicators [Line Items]
Gross Loans	101,100	99,080
Single Family Residential Closed End First Lien [Member] | Nonperforming Financing Receivable [Member]
Note 5 - Loans (Details) - Mortgage Loan by Credit Quality Indicators [Line Items]
Gross Loans	3,176	4,442
Single Family Residential Closed End First Lien [Member]
Note 5 - Loans (Details) - Mortgage Loan by Credit Quality Indicators [Line Items]
Gross Loans	104,276	103,522
Single Family Residential Closed End Junior Lien [Member] | Performing Financing Receivable [Member]
Note 5 - Loans (Details) - Mortgage Loan by Credit Quality Indicators [Line Items]
Gross Loans	3,802	4,608
Single Family Residential Closed End Junior Lien [Member] | Nonperforming Financing Receivable [Member]
Note 5 - Loans (Details) - Mortgage Loan by Credit Quality Indicators [Line Items]
Gross Loans	129	299
Single Family Residential Closed End Junior Lien [Member]
Note 5 - Loans (Details) - Mortgage Loan by Credit Quality Indicators [Line Items]
Gross Loans	3,931	4,907
Single Family Residential [Member] | Performing Financing Receivable [Member]
Note 5 - Loans (Details) - Mortgage Loan by Credit Quality Indicators [Line Items]
Gross Loans	174,023	162,623
Single Family Residential [Member] | Nonperforming Financing Receivable [Member]
Note 5 - Loans (Details) - Mortgage Loan by Credit Quality Indicators [Line Items]
Gross Loans	4,102	5,557
Single Family Residential [Member]
Note 5 - Loans (Details) - Mortgage Loan by Credit Quality Indicators [Line Items]
Gross Loans	$ 178,125	$ 168,180