Note 5 - Loans (Details) - Gross Loans and Other Loans Held-for-sale (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Note 5 - Loans (Details) - Gross Loans and Other Loans Held-for-sale [Line Items]
Loans	$ 767,513	$ 739,058
Percentage of loans and leases receivable gross carrying amount	100.00%	100.00%
Less: other loans held for sale		(776)
Loans, gross	767,513	738,282
Commercial Real Estate Loans [Member]
Note 5 - Loans (Details) - Gross Loans and Other Loans Held-for-sale [Line Items]
Loans	455,452	459,212
Percentage of loans and leases receivable gross carrying amount	59.40%	62.10%
Loans, gross	455,452	458,436
Single Family Residential [Member]
Note 5 - Loans (Details) - Gross Loans and Other Loans Held-for-sale [Line Items]
Loans	178,125	168,180
Percentage of loans and leases receivable gross carrying amount	23.20%	22.80%
Loans, gross	178,125	168,180
Commercial And Industrial [Member]
Note 5 - Loans (Details) - Gross Loans and Other Loans Held-for-sale [Line Items]
Loans	73,078	51,661
Percentage of loans and leases receivable gross carrying amount	9.50%	7.00%
Loans, gross	73,078	51,661
Consumer [Member]
Note 5 - Loans (Details) - Gross Loans and Other Loans Held-for-sale [Line Items]
Loans	50,099	50,574
Percentage of loans and leases receivable gross carrying amount	6.50%	6.80%
Loans, gross	50,099	50,574
Other Financing Receivable [Member]
Note 5 - Loans (Details) - Gross Loans and Other Loans Held-for-sale [Line Items]
Loans	$ 10,759	$ 9,431
Percentage of loans and leases receivable gross carrying amount	1.40%	1.30%