Note 5 - Loans and Allowance for Loan Losses (Details) - Major Classes of Loans (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 555,251	$ 501,752
Net unearned costs (fees)	31	(36)
Loans receivable	555,282	501,716
Commercial and Industrial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	118,845	111,339
Commercial Construction [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	23,471	15,929
Commercial:Secured by Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	203,534	190,602
Commercial Secured By Residential Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	53,077	47,672
State and Political Subdivisions [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	44,104	33,773
Loans To Depository Institutions [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		1,250
Indirect Lease Financing [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	7,685	8,364
Retail:1-4 Family Residential Mortgages [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	37,147	29,730
Retail Home Equity Loans and Lines [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	63,213	59,977
Retail:Consumer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 4,175	$ 3,116

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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 of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

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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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