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Note 3 - Loans Receivable and Allowance for Loan Losses (Details) - Summarizes Impaired Loans (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
With no related allowance recorded:
Recorded Investment	$ 15,277	$ 14,485
Unpaid Principal Balance	19,329	18,194
With an allowance recorded:
Recorded Investment	9,327	7,508
Unpaid Principal Balance	9,398	7,920
Related Allowance	2,062	1,891
Recorded Investment	24,604	21,993
Unpaid Principal Balance	28,727	26,114
Related Allowance	2,062	1,891
Commercial Portfolio Segment [Member]
With no related allowance recorded:
Recorded Investment	1,308	2
Unpaid Principal Balance	1,374	151
With an allowance recorded:
Recorded Investment	5,983	6,150
Unpaid Principal Balance	5,983	6,150
Related Allowance	1,750	1,500
Recorded Investment	7,291	6,152
Unpaid Principal Balance	7,357	6,301
Related Allowance	1,750	1,500
Commercial Real Estate Portfolio Segment [Member]
With no related allowance recorded:
Recorded Investment	8,640	7,597
Unpaid Principal Balance	9,467	8,316
With an allowance recorded:
Recorded Investment	2,970	170
Unpaid Principal Balance	3,013	215
Related Allowance	307	31
Recorded Investment	11,610	7,767
Unpaid Principal Balance	12,480	8,531
Related Allowance	307	31
Real Estate Construction [Member]
With no related allowance recorded:
Unpaid Principal Balance	510
With an allowance recorded:
Recorded Investment		260
Unpaid Principal Balance		487
Related Allowance		260
Recorded Investment		260
Unpaid Principal Balance	510	487
Related Allowance		260
Real Estate Construction to Permanent [Member]
With no related allowance recorded:
Recorded Investment		1,197
Unpaid Principal Balance		1,425
With an allowance recorded:
Recorded Investment		1,197
Unpaid Principal Balance		1,425
Residential Portfolio Segment [Member]
With no related allowance recorded:
Recorded Investment	4,746	5,098
Unpaid Principal Balance	7,316	7,632
With an allowance recorded:
Recorded Investment	369	926
Unpaid Principal Balance	397	1,066
Related Allowance		98
Recorded Investment	5,115	6,024
Unpaid Principal Balance	7,713	8,698
Related Allowance		98
Consumer Portfolio Segment [Member]
With no related allowance recorded:
Recorded Investment	583	591
Unpaid Principal Balance	662	670
With an allowance recorded:
Recorded Investment	5	2
Unpaid Principal Balance	5	2
Related Allowance	5	2
Recorded Investment	588	593
Unpaid Principal Balance	667	672
Related Allowance	$ 5	$ 2

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- Definition

Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 14A

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953550-111524

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- Definition

Amount of allowance for credit losses related to recorded investment.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (a)(3)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=d3e5212-111524

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- Definition

Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (a)(4)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=d3e5212-111524

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Amount of investment in impaired financing receivables for which there is no related allowance for credit losses.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 14A

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953550-111524

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+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (a)(4)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=d3e5212-111524

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Amount of investment in impaired financing receivables for which there is a related allowance for credit losses.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 14A

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953550-111524

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+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (a)(4)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=d3e5212-111524

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