Note 9 - Servicing Rights (Details) - Valuation Allowance for Impairment of Servicing Rights (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Mortgage Servicing Rights [Member]
Valuation Allowance for Impairment of Recognized Servicing Assets [Line Items]
Valuation allowance, beginning of period	$ 31	$ 53	$ 31	$ 41
Additions charged (credited) to operations, net	2	29	2	41
Valuation allowance, end of period	33	82	33	82
SBA Servicing Rights [Member]
Valuation Allowance for Impairment of Recognized Servicing Assets [Line Items]
Valuation allowance, beginning of period	11		8
Additions charged (credited) to operations, net	(2)	3	1	3
Valuation allowance, end of period	$ 9	$ 3	$ 9	$ 3