Note 9 - Short-Term Borrowings (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Note 9 - Short-Term Borrowings (Details) [Line Items]
Available-for-sale Securities Pledged as Collateral	$ 207,868,000	$ 170,433,000
Unsecured Federal Funds Lines	26,000,000
Federal Funds Purchased	0	0
Securities Sold under Agreements to Repurchase [Member]
Note 9 - Short-Term Borrowings (Details) [Line Items]
Available For Sale Securities Pledged As Collateral Amortized Cost	54,983,000	36,886,000
Available-for-sale Securities Pledged as Collateral	$ 54,441,000	$ 37,915,000