Note 9 - Other Real Estate Owned (Details) - OREO Activity (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
OREO Activity [Abstract]
Beginning balance	$ 52,562	$ 38,157
Transfers from loans	5,279	10,594
Proceeds from sales	(9,619)	(7,929)
Gain (loss) on sales, net	280	(106)
Write downs and other decreases, net	(2,037)	(1,150)
Ending balance	$ 46,465	$ 39,566