Note 15 - Commitments and Contingencies (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Note 15 - Commitments and Contingencies (Details) [Line Items]
Number Of Operating Leases Sites	4
Operating Leases, Rent Expense	$ 566,000	$ 430,000	$ 439,000
Rent Expense Offset By Rent Income	15,000	15,000	81,000
Reserve For Unfunded Commitments Included In Other Liabilities	696,000	696,000
Additional Provisions To Reserve For Unfunded Commitments	0	200,000
Real Estate Related Loans Representing Lease Portfolio	72.00%	70.00%
Standby Letters of Credit [Member]
Note 15 - Commitments and Contingencies (Details) [Line Items]
Expiry Of Standby Letters Of Credit Within One Year	158,000
Expiry Of Standby Letter Of Credit Thereafter	$ 2,600,000