Note 13 - Related Parties (Details) (Directors and Executive Officers [Member], USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Directors and Executive Officers [Member]
Note 13 - Related Parties (Details) [Line Items]
Loan Commitments to Related Parties	$ 15,800,000	$ 7,800,000
Loans and Leases Receivable, Related Parties	9,002,000	6,884,000	1,418,000
Related Party Deposits and Repurchase Agreements	$ 16,600,000	$ 3,900,000