Note 12 - Commitments and Contingencies (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2015 USD ($)	Dec. 31, 2014 USD ($)
Note 12 - Commitments and Contingencies (Details) [Line Items]
Number of Operating Leases Sites	4
Real Estate Related Loans Representing Lease Portfolio	74.00%	71.00%
Other Liabilities [Member]
Note 12 - Commitments and Contingencies (Details) [Line Items]
Reserve for Unfunded Commitments	$ 695	$ 695
Standby Letters of Credit [Member]
Note 12 - Commitments and Contingencies (Details) [Line Items]
Expiry of Standby Letters of Credit Within One Year	133
Expiry of Standby Letter of Credit Thereafter	$ 2,500