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Note 12 - Other Borrowings (Details) - Other Borrowings (Parentheticals) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Note 12 - Other Borrowings (Details) - Other Borrowings (Parentheticals) [Line Items]    
Total credit line (in Dollars) 14.75us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity  
Line of Credit [Member]    
Note 12 - Other Borrowings (Details) - Other Borrowings (Parentheticals) [Line Items]    
Floating rate 1.95%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember		  
Notes Payable to Banks [Member]    
Note 12 - Other Borrowings (Details) - Other Borrowings (Parentheticals) [Line Items]    
Floating rate 1.95%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_NotesPayableToBanksMember		  
Minimum [Member]    
Note 12 - Other Borrowings (Details) - Other Borrowings (Parentheticals) [Line Items]    
Federal Home Loan Bank advances, rates 0.18%us-gaap_FederalHomeLoanBankAdvancesInterestRate
/ us-gaap_RangeAxis
= us-gaap_MinimumMember		 0.18%us-gaap_FederalHomeLoanBankAdvancesInterestRate
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
Maximum [Member]    
Note 12 - Other Borrowings (Details) - Other Borrowings (Parentheticals) [Line Items]    
Federal Home Loan Bank advances, rates 7.75%us-gaap_FederalHomeLoanBankAdvancesInterestRate
/ us-gaap_RangeAxis
= us-gaap_MaximumMember		 7.75%us-gaap_FederalHomeLoanBankAdvancesInterestRate
/ us-gaap_RangeAxis
= us-gaap_MaximumMember