Note 7 - Deposits and Borrowed Funds (Details) (USD $) In Thousands, unless otherwise specified	1 Months Ended	12 Months Ended
	Oct. 31, 2013	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Note 7 - Deposits and Borrowed Funds (Details) [Line Items]
Demand Deposit Overdrafts		$ 3,002	$ 6,307
Interest Expense, Time Deposits, $100,000 or More		1,096	1,530	2,296
Short-term Debt		62,668	53,687
Long-term Federal Home Loan Bank Advances		20,577	25,799
Pledged Financial Instruments, Not Separately Reported, Loans Receivable, for Federal Home Loan Bank Debt		24,242	32,084
Federal Home Loan Bank, Advances, Maturities Summary, Due in Year Two		20,000
Securities Sold under Agreements to Repurchase		10,000	10,000
Repayments of Debt	15,000	15,000		10,000
Short-term Debt [Member]
Note 7 - Deposits and Borrowed Funds (Details) [Line Items]
Pledged Financial Instruments, Not Separately Reported, Other Debt Securities Available-for-sale or Held-for-investment		113,902	74,497
Securities Sold Under Agreement To Repurchase [Member]
Note 7 - Deposits and Borrowed Funds (Details) [Line Items]
Pledged Financial Instruments, Not Separately Reported, Other Debt Securities Available-for-sale or Held-for-investment		11,278	11,987
Unsecured Line of Credit [Member]
Note 7 - Deposits and Borrowed Funds (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity		$ 35,000
Debt Instrument, Interest Rate, Stated Percentage		2.00%