Note 7 - Bank Premises and Equipment, Net (Details) - Bank Premises and Equipment: (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Property, Plant and Equipment [Line Items]
Bank premises and equipment, gross	$ 44,234	$ 43,747
Less: Accumulated depreciation and amortization	23,878	21,247
Bank premises and equipment, net	20,356	22,500
Land [Member]
Property, Plant and Equipment [Line Items]
Bank premises and equipment, gross	3,551	3,551
Building and leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Bank premises and equipment, gross	22,464	22,128
Equipment and furniture [Member]
Property, Plant and Equipment [Line Items]
Bank premises and equipment, gross	$ 18,219	$ 18,068