Note 6 - Loans (Details) - Outstanding Loan Balances - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	$ 718,533	$ 660,898
Deferred fees and costs, net	718	157
Loans, net of deferred fees and costs	719,251	661,055
Allowance for loan and lease losses	(10,891)	(10,820)
Net loans	708,360	650,235
Commercial Portfolio Segment [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	144,749	150,253
Commercial Real Estate Portfolio Segment [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	419,060	364,306
Commercial Real Estate Portfolio Segment [Member] \| Construction Loans [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	29,701	30,099
Commercial Real Estate Portfolio Segment [Member] \| Commercial Non-owner Occupied [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	237,597	213,883
Commercial Real Estate Portfolio Segment [Member] \| Commercial Owner Occupied Loan [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	151,762	120,324
Commercial Real Estate Portfolio Segment [Member] \| Individual Tax Identification Number Loan [Member] \| Real Estate Loan [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans		52,830
Residential Portfolio Segment [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	108,080	110,967
Residential Portfolio Segment [Member] \| Commercial Non-owner Occupied [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	237,597
Residential Portfolio Segment [Member] \| Commercial Owner Occupied Loan [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	151,762
Residential Portfolio Segment [Member] \| Home Equity Loan [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	45,733	44,981
Residential Portfolio Segment [Member] \| Individual Tax Identification Number Loan [Member] \| Real Estate Loan [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	50,162	52,830
Residential Portfolio Segment [Member] \| Mortgage Receivable [Member] \| Real Estate Loan [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	12,185	13,156
Consumer Portfolio Segment [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	$ 46,644	$ 35,372

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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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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