Note 4 - Other Real Estate Owned (Details) - Other Real Estate Owned (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Note 4 - Other Real Estate Owned (Details) - Other Real Estate Owned [Line Items]
Other Real Estate Owned	$ 37,826	$ 52,562	$ 38,157
Construction and Land Development OREO [Member]
Note 4 - Other Real Estate Owned (Details) - Other Real Estate Owned [Line Items]
Other Real Estate Owned	23,504	32,360
Residential Real Estate OREO [Member]
Note 4 - Other Real Estate Owned (Details) - Other Real Estate Owned [Line Items]
Other Real Estate Owned	2,695	4,605
Farmland and Other Commercial Enterprises OREO [Member]
Note 4 - Other Real Estate Owned (Details) - Other Real Estate Owned [Line Items]
Other Real Estate Owned	11,627	15,597
OREO [Member]
Note 4 - Other Real Estate Owned (Details) - Other Real Estate Owned [Line Items]
Other Real Estate Owned	$ 37,826	$ 52,562