Note 9 - Servicing Rights (Details) - Valuation Allowance for Impairment of Servicing Rights (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended
Sep. 30, 2014 Mortgage Servicing Rights [Member]	Sep. 30, 2013 Mortgage Servicing Rights [Member]	Sep. 30, 2014 Mortgage Servicing Rights [Member]	Sep. 30, 2013 Mortgage Servicing Rights [Member]	Sep. 30, 2014 SBA Servicing Rights [Member]	Sep. 30, 2014 SBA Servicing Rights [Member]	Sep. 30, 2013 SBA Servicing Rights [Member]	Jun. 30, 2013 SBA Servicing Rights [Member]
Valuation Allowance for Impairment of Recognized Servicing Assets [Line Items]
Valuation allowance, beginning of period	$ 33	$ 82	$ 31	$ 41	$ 9	$ 8		$ 3
Reductions credited to operations, net	(10)	(42)	(8)	(1)	4	5	3
Valuation allowance, end of period	$ 23	$ 40	$ 23	$ 40	$ 13	$ 13	$ 3	$ 3

Reflects the estimated amount of impairment as of the balance sheet date of recognized servicing assets that are being amortized in proportion to and over the period of estimated net servicing income or loss.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 860

-SubTopic 50

-Section 50

-Paragraph 4

-Subparagraph (e)(1)

-URI http://asc.fasb.org/extlink&oid=7882072&loc=d3e122739-111746

Name:	us-gaap_ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant