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Note 7 - Loans and Related Allowance for Loan and Lease Losses (Details) - Classes of the Loan Portfolio Summarized by Credit Quality - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	$ 492,893	$ 470,584
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	471,099	448,759
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	5,198	4,987
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	16,395	16,211
Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	201	627
Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	54,927	60,744
Commercial and Industrial [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	53,473	58,976
Commercial and Industrial [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	205
Commercial and Industrial [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	1,212	1,730
Commercial and Industrial [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	37	38
Real Estate Construction Porfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	16,647	30,296
Real Estate Construction Porfolio Segment [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	15,437	29,212
Real Estate Construction Porfolio Segment [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable		495
Real Estate Construction Porfolio Segment [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	1,046
Real Estate Construction Porfolio Segment [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	164	589
Real Estate Mortgage Portfolio Segment [Member] | Residential Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	239,492	227,552
Real Estate Mortgage Portfolio Segment [Member] | Residential Loan [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	232,745	218,244
Real Estate Mortgage Portfolio Segment [Member] | Residential Loan [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	405	584
Real Estate Mortgage Portfolio Segment [Member] | Residential Loan [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	6,342	8,724
Real Estate Mortgage Portfolio Segment [Member] | Commercial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	176,376	147,413
Real Estate Mortgage Portfolio Segment [Member] | Commercial Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	164,005	137,755
Real Estate Mortgage Portfolio Segment [Member] | Commercial Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	4,588	3,908
Real Estate Mortgage Portfolio Segment [Member] | Commercial Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	7,783	5,750
Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	5,451	4,579
Consumer Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	5,439	4,572
Consumer Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable	$ 12	$ 7

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 310



-SubTopic 10



-Section 45



-Paragraph 2



-URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522



Reference 2: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 310



-SubTopic 10



-Section 50



-Paragraph 4



-URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5074-111524

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