Note 6 - Loans (Details) - Outstanding Loan Balances - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	$ 699,774	$ 660,898
Deferred fees and costs, net	403	157
Loans, net of deferred fees and costs	700,177	661,055
Allowance for loan and lease losses	(11,402)	(10,820)
Net loans	688,775	650,235
Commercial Portfolio Segment [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	143,088	150,253
Commercial Real Estate Portfolio Segment [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	402,214	364,306
Commercial Real Estate Portfolio Segment [Member] \| Construction Loans [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	27,858	30,099
Commercial Real Estate Portfolio Segment [Member] \| Commercial Investor Loan [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	237,375	215,114
Commercial Real Estate Portfolio Segment [Member] \| Commercial Owner Occupied Loan [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	136,981	119,093
Residential Portfolio Segment [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	109,921	110,967
Residential Portfolio Segment [Member] \| Real Estate Loan [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	63,458	65,986
Residential Portfolio Segment [Member] \| Home Equity Loan [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	46,463	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	51,249	52,830
Residential Portfolio Segment [Member] \| Mortgage Receivable [Member] \| Real Estate Loan [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	12,209	13,156
Consumer Portfolio Segment [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	44,482	35,210
Unallocated Financing Receivables [Member]
Note 6 - Loans (Details) - Outstanding Loan Balances [Line Items]
Gross loans	$ 69	$ 162

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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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