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Financial Instruments with Off-Balance Sheet Risk (Tables) | 12 Months Ended
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Dec. 31, 2012
Financial Instruments with Off-Balance-Sheet Risk [Abstract] |
Contractual Amounts Represent Credit Risk |
|  | 2012 |  |  | 2011 |
Commitments to extend credit: |  |  |  |  |  |  |  |
Future loan commitments |  | $ | 16,601,019 |  |  | $ | 91,250,740 |
Home equity lines of credit |  |  | 30,044,312 |  |  |  | 28,947,854 |
Unused lines of credit |  |  | 39,652,231 |  |  |  | 17,877,138 |
Undisbursed construction loans |  |  | 3,233,322 |  |  |  | 1,796,965 |
Financial standby letters of credit |  |  | 7,000 |  |  |  | 532,000 |
|  | $ | 89,537,884 |  |  | $ | 140,404,697 |

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