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Note 4 - Loans and Related Allowance for Loan Losses (Details) - Primary Segments of the Loan Portfolio (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Loans:
Individually evaluated for impairment	$ 18,965	$ 21,288
Collectively evaluated for impairment	416,760	387,145
Total loans	435,725	408,433
Commercial and Industrial [Member]
Loans:
Individually evaluated for impairment	1,891	4,592
Collectively evaluated for impairment	52,607	57,596
Total loans	54,498	62,188
Real Estate Construction [Member]
Loans:
Individually evaluated for impairment	4,011	3,993
Collectively evaluated for impairment	21,590	18,529
Total loans	25,601	22,522
Residential Real Estate Mortgage [Member]
Loans:
Individually evaluated for impairment	5,882	5,761
Collectively evaluated for impairment	204,428	198,111
Total loans	210,310	203,872
Commercial Real Estate Mortgage [Member]
Loans:
Individually evaluated for impairment	7,175	6,914
Collectively evaluated for impairment	133,996	108,820
Total loans	141,171	115,734
Consumer Installment [Member]
Loans:
Individually evaluated for impairment	6	28
Collectively evaluated for impairment	4,139	4,089
Total loans	$ 4,145	$ 4,117

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- Definition

The balance of financing receivables that were collectively evaluated for impairment.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (h)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524

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- Definition

The balance of financing receivables that were individually evaluated for impairment.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (h)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524

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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 50

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5074-111524



Reference 2: 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

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