Note 3 - Loans Receivable (Details) - Past Due and Non-accrual Status of Loans (USD $)	Mar. 31, 2015	Dec. 31, 2014
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, 30-59 days past due	$ 344,000	$ 211,000
Loans, 60-89 days past due	828,000	502,000
Loans, 90 days or more past due	170,000	261,000
Loans, past due	1,342,000	974,000
Loans, current	338,015,000	330,705,000
Loans	339,357,000	331,679,000
Loans, nonaccrual	1,406,000	1,254,000
Construction Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, current	10,353,000	10,019,000
Loans	10,353,000	10,019,000
Land Acquisition, Development and Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, current	23,402,000	23,686,000
Loans	23,402,000	23,686,000
Real Estate Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, 60-89 days past due	788,000	381,000
Loans, 90 days or more past due	167,000	261,000
Loans, past due	955,000	642,000
Loans, current	92,391,000	85,627,000
Loans	93,346,000	86,269,000
Loans, nonaccrual	379,000	475,000
Real Estate Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, 30-59 days past due	152,000
Loans, 60-89 days past due		85,000
Loans, 90 days or more past due	3,000
Loans, past due	155,000	85,000
Loans, current	133,801,000	134,985,000
Loans	133,956,000	135,070,000
Loans, nonaccrual	996,000	758,000
Commercial, Industrial and Agricultural [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, 30-59 days past due		96,000
Loans, past due		96,000
Loans, current	44,722,000	44,711,000
Loans	44,722,000	44,807,000
Loans, nonaccrual	12,000
Equity Lines [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, 30-59 days past due	191,000	105,000
Loans, 60-89 days past due	5,000
Loans, past due	196,000	105,000
Loans, current	26,079,000	24,225,000
Loans	26,275,000	24,330,000
Consumer [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans, 30-59 days past due	1,000	10,000
Loans, 60-89 days past due	35,000	36,000
Loans, past due	36,000	46,000
Loans, current	7,267,000	7,452,000
Loans	7,303,000	7,498,000
Loans, nonaccrual	$ 19,000	$ 21,000

Financing receivables that are less than 60 days past due but more than 29 days past due.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 7A

-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953401-111524

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Financing receivables that are less than 90 days past due but more than 59 days past due.

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Financing receivables that are current.

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Financing receivables that are equal to or greater than 90 days past due.

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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)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=d3e5111-111524

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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

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

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