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Note 12 - Fair Values (Details) - USD ($)
Jun. 30, 2015
Dec. 31, 2014
Note 12 - Fair Values (Details) [Line Items]    
Loans Receivable Held-for-sale, Net, Not Part of Disposal Group, Mortgage $ 2,400,000 $ 1,600,000
Available-for-sale Securities [Member]    
Note 12 - Fair Values (Details) [Line Items]    
Valuation Allowances and Reserves, Balance $ 0 $ 0