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Note 1 - Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2012
Composition of Loan Portfolio [Table Text Block] |
|  | % of Total Loans |
|  | 2012 |  |  | 2011 |
Residential real estate loans |  |  | 40.49 | % |  |  | 39.86 | %
Commercial real estate loans |  |  | 31.35 | % |  |  | 34.67 | %
Consumer loans |  |  | 17.91 | % |  |  | 17.92 | %
Commercial and industrial loans |  |  | 10.25 | % |  |  | 7.55 | %
|  |  | 100.00 | % |  |  | 100.00 | %

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