| **Other Operating Income and Expense**            | 12 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
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| **Other Operating Income and Expense [Abstract]** |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |
| Other Operating Income and Expense                | Note 20. Other Operating Income and ExpenseOther operating income and other operating expense include the following items greater than 1% of revenues.For the years ended December 31, 2012  2011  2010 Other operating income      ATM and debit card income $1,994,000  $1,744,000  $1,394,000 Other operating expense            Advertising and marketing expense $935,000  $713,000  $688,000 Collections/foreclosures/ other real estate owned expense  606,000   964,000   825,000 ATM and interchange expense  940,000   848,000   581,000 Legal fees and expenses  715,000   670,000   608,000  |

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| - Definition
The entire disclosure for other income or other expense items (both operating and nonoperating). Sources of nonoperating income or nonoperating expense that may be disclosed, include amounts earned from dividends, interest on securities, profits (losses) on securities, net and miscellaneous other income or income deductions.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 5 -Section 03 -Paragraph 3, 6, 7, 9Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3,6,7,9) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688
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