Note 9 - Servicing Rights (Details) - Servicing Rights Activity (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]
Servicing Asset at Amortized Cost [Line Items]
Mortgage-servicing rights portfolio, net of valuation allowance, beginning of period	$ 2,406	$ 2,499	$ 2,431	$ 2,545
Capitalized mortgage-servicing rights	127	176	242	347
Mortgage-servicing rights portfolio amortization and impairment	(149)	(226)	(289)	(443)
Mortgage-servicing rights portfolio, net of valuation allowance, end of period	2,384	2,449	2,384	2,449
SBA Servicing Rights [Member]
Servicing Asset at Amortized Cost [Line Items]
Mortgage-servicing rights portfolio, net of valuation allowance, beginning of period	90	76	64	39
Capitalized mortgage-servicing rights		7	31	47
Mortgage-servicing rights portfolio amortization and impairment	(3)	(7)	(8)	(10)
Mortgage-servicing rights portfolio, net of valuation allowance, end of period	$ 87	$ 76	$ 87	$ 76