Note 10 - Deposits (Details) - Deposits and Weighted Average Interest Rates (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Note 10 - Deposits (Details) - Deposits and Weighted Average Interest Rates [Line Items]
Noninterest checking	0.00%	0.00%
Noninterest checking (in Dollars)	$ 118,073	$ 169,362
Noninterest checking	23.80%	30.60%
NOW accounts	0.02%	0.03%
NOW accounts (in Dollars)	75,553	70,407
NOW accounts	15.20%	12.70%
Savings accounts	0.07%	0.07%
Savings accounts (in Dollars)	46,672	44,823
Savings accounts	9.40%	8.10%
Money market accounts	0.25%	0.28%
Money market accounts (in Dollars)	158,798	139,818
Money market accounts	32.00%	25.20%
(in Dollars)	399,096	424,410
	80.40%	76.60%
Interest rate- Amount (in Dollars)	97,654	129,520
Interest rate- Percent of total	19.60%	23.40%
Total certificates	0.61%	0.80%
Total certificates (in Dollars)	97,654	129,520
Total certificates	19.60%	23.40%
Total deposits	0.21%	0.26%
Total deposits (in Dollars)	496,750us-gaap_Deposits	553,930us-gaap_Deposits
Total deposits	100.00%	100.00%
Range 1 [Member]
Note 10 - Deposits (Details) - Deposits and Weighted Average Interest Rates [Line Items]
Interest rate- Amount (in Dollars)	81,197	85,705
Interest rate- Percent of total	16.30%	15.50%
Total certificates (in Dollars)	81,197	85,705
Total certificates	16.30%	15.50%
Range 2 [Member]
Note 10 - Deposits (Details) - Deposits and Weighted Average Interest Rates [Line Items]
Interest rate- Amount (in Dollars)	13,629	38,456
Interest rate- Percent of total	2.70%	6.90%
Total certificates (in Dollars)	13,629	38,456
Total certificates	2.70%	6.90%
Range 3 [Member]
Note 10 - Deposits (Details) - Deposits and Weighted Average Interest Rates [Line Items]
Interest rate- Amount (in Dollars)	2,721	4,798
Interest rate- Percent of total	0.60%	0.90%
Total certificates (in Dollars)	2,721	4,798
Total certificates	0.60%	0.90%
Range 4[Member]
Note 10 - Deposits (Details) - Deposits and Weighted Average Interest Rates [Line Items]
Interest rate- Amount (in Dollars)	107	561
Interest rate- Percent of total	0.00%	0.10%
Total certificates (in Dollars)	$ 107	$ 561
Total certificates	0.00%	0.10%

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Percentage of Interest and non interest bearing domestic deposits to aggregate deposits.

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Percentage of interest and non interest bearing domestic deposits to deposits.

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Weighted average rate domestic deposit non interest bearing deposit checking

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- Definition

The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.12)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 12

-Article 9

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Amount of interest-bearing domestic certificate of deposit liabilities.

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Amount of interest-bearing domestic money market demand account deposit liabilities.

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Amount of interest-bearing domestic negotiable order of withdrawal (NOW) demand deposit liabilities.

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Amount of interest-bearing domestic savings deposit liabilities. Saving deposits bear interest and have no stated maturity.

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Amount of noninterest-bearing domestic checking deposit liabilities.

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Percentage of interest-bearing domestic certificates of deposit liabilities to total deposit liabilities.

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Percentage of interest-bearing domestic money market demand account deposit liabilities to total deposit liabilities.

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Percentage of interest-bearing domestic notice of withdrawal demand deposit liabilities to total deposit liabilities.

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Percentage of interest-bearing domestic savings deposit liabilities to total deposit liabilities.

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- Definition

The weighted average interest rate for all domestic deposit liabilities.

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The weighted average interest rate for domestic certificates of deposit liabilities.

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The weighted average interest rate for domestic money market demand account deposit liabilities.

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The weighted average interest rate for domestic notice of withdrawal demand deposit liabilities.

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The weighted average interest rate for domestic savings deposit liabilities.

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