Note 8 - Other Real Estate Owned (Details) - OREO Activity - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
OREO Activity [Abstract]
Beginning balance	$ 31,960	$ 37,826
Transfers from loans and other increases	1,274	8,152
Proceeds from sales	(9,642)	(8,590)
Loss on sales, net	(129)	(546)
Write downs and other decreases, net	(595)	(2,076)
Ending balance	$ 22,868	$ 34,766