Note 3 - Loan Portfolio (Details) - Loan Portfolio, Excluding Loans Held for Sale - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	$ 626,609	$ 606,319
Less unearned income and deferred fees	(854)	(853)
Loans, net of unearned income and deferred fees	625,755	605,466
Real Estate Construction Portfolio Segment[Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	44,886	45,562
Consumer Real Estate Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	144,990	147,039
Commercial Real Estate Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	315,008	310,762
Commercial Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	39,255	33,413
Public Sector and IDA Portfolio Segment[Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	52,330	41,361
Consumer Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	$ 30,140	$ 28,182

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Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.

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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

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