Note 8 - Other Real Estate Owned (Details) - OREO Activity - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
OREO Activity [Abstract]
Beginning balance	$ 31,960	$ 37,826
Transfers from loans and other increases	475	6,978
Proceeds from sales	(5,664)	(4,262)
Gain (loss) on sales, net	9	(94)
Write downs and other decreases, net	(566)	(1,414)
Ending balance	$ 26,214	$ 39,034