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Note 7 - Loans and Related Allowance for Loan and Lease Losses (Details) - Classes of the Loan Portfolio Summarized by Nonaccrual Loans and Still Accruing - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Note 7 - Loans and Related Allowance for Loan and Lease Losses (Details) - Classes of the Loan Portfolio Summarized by Nonaccrual Loans and Still Accruing [Line Items]
Loans, nonacrrual status	$ 6,416	$ 7,347
Loans, 90+ days past due and accruing	49	165
Commercial and Industrial [Member]
Note 7 - Loans and Related Allowance for Loan and Lease Losses (Details) - Classes of the Loan Portfolio Summarized by Nonaccrual Loans and Still Accruing [Line Items]
Loans, nonacrrual status	836	365
Loans, 90+ days past due and accruing	49
Real Estate Construction Porfolio Segment [Member]
Note 7 - Loans and Related Allowance for Loan and Lease Losses (Details) - Classes of the Loan Portfolio Summarized by Nonaccrual Loans and Still Accruing [Line Items]
Loans, nonacrrual status	142	587
Real Estate Mortgage Portfolio Segment [Member] | Residential Loan [Member]
Note 7 - Loans and Related Allowance for Loan and Lease Losses (Details) - Classes of the Loan Portfolio Summarized by Nonaccrual Loans and Still Accruing [Line Items]
Loans, nonacrrual status	3,592	5,438
Loans, 90+ days past due and accruing		165
Real Estate Mortgage Portfolio Segment [Member] | Commercial Loans [Member]
Note 7 - Loans and Related Allowance for Loan and Lease Losses (Details) - Classes of the Loan Portfolio Summarized by Nonaccrual Loans and Still Accruing [Line Items]
Loans, nonacrrual status	1,842	955
Consumer Portfolio Segment [Member]
Note 7 - Loans and Related Allowance for Loan and Lease Losses (Details) - Classes of the Loan Portfolio Summarized by Nonaccrual Loans and Still Accruing [Line Items]
Loans, nonacrrual status	$ 4	$ 2

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- References

No definition available.

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- Definition

Recorded investment in financing receivables that are 90 days or more past due and still accruing.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 310



-SubTopic 10



-Section 50



-Paragraph 7



-Subparagraph (d)



-URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5111-111524

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Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 310



-SubTopic 10



-Section 50



-Paragraph 7



-Subparagraph (d)



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