Note 7 - Other Real Estate Owned (Details) - Gross gains, gross losses and write-downs of OREO: (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Gross gains, gross losses and write-downs of OREO: [Abstract]
Gross gains	$ 40		$ 240	$ 45
Gross losses	(66)	(78)	(88)	(188)
Write-down of carrying value	(115)	(116)	(180)	(204)
Total	$ (141)	$ (194)	$ (28)	$ (347)

The net gain (loss) resulting from sales and other disposals of other real estate owned, increases (decreases) in the valuation allowance for foreclosed real estate, and write-downs of other real estate owned after acquisition or physical possession.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-04.14(d))

-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 14

-Subparagraph d

-Article 9

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration