Note 3 - Loans and Allowance for Loan Losses (Details) - Components of Domestic Loans Held For Sale and Loans Held in Portfolio (Parentheticals) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans held for sale valuation reserve (in Dollars)	$ 0	$ 0