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Investment Securities (Tables) | 6 Months Ended
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Jun. 30, 2012
Investment Securities [Abstract] |
Summary of investment securities |
|  | June 30, 2012 |  |  | December 31, 2011 |
U.S. treasury |  | $ | 2,040,781 |  |  | $ | 2,054,102 |
Government sponsored enterprises |  |  | 71,048,653 |  |  |  | 70,313,978 |
Asset-backed securities |  |  | 120,889,297 |  |  |  | 107,328,618 |
Obligations of states and political subdivisions |  |  | 34,291,010 |  |  |  | 34,109,303 |
Total available for sale securities |  | $ | 228,269,741 |  |  | $ | 213,806,001 |
The amortized cost and fair value of debt securities |
|  | Amortized cost |  |  | Gross unrealized gains |  |  | Gross unrealized losses |  |  | Fair value |
June 30, 2012 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury |  | $ | 1,999,725 |  |  | $ | 41,056 |  |  | $ | — |  |  | $ | 2,040,781 |
Government sponsored enterprises |  |  | 70,281,580 |  |  |  | 768,340 |  |  |  | 1,267 |  |  |  | 71,048,653 |
Asset-backed securities |  |  | 117,286,545 |  |  |  | 3,652,551 |  |  |  | 49,799 |  |  |  | 120,889,297 |
Obligations of states and political subdivisions |  |  | 33,030,619 |  |  |  | 1,279,639 |  |  |  | 19,248 |  |  |  | 34,291,010 |
Total available for sale securities |  | $ | 222,598,469 |  |  | $ | 5,741,586 |  |  | $ | 70,314 |  |  | $ | 228,269,741 |
|  | Amortized cost |  |  | Gross unrealized gains |  |  | Gross unrealized losses |  |  | Fair value |
December 31, 2011 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury |  | $ | 1,999,643 |  |  | $ | 54,459 |  |  | $ | — |  |  | $ | 2,054,102 |
Government sponsored enterprises |  |  | 69,703,105 |  |  |  | 628,888 |  |  |  | 18,015 |  |  |  | 70,313,978 |
Asset-backed securities |  |  | 103,805,717 |  |  |  | 3,546,712 |  |  |  | 23,811 |  |  |  | 107,328,618 |
Obligations of states and political subdivisions |  |  | 32,716,023 |  |  |  | 1,393,874 |  |  |  | 594 |  |  |  | 34,109,303 |
Total available for sale securities |  | $ | 208,224,488 |  |  | $ | 5,623,933 |  |  | $ | 42,420 |  |  | $ | 213,806,001 |
Contractual maturity of amortized cost and fair value of debt securities |
|  | Amortized cost |  |  | Fair value |
Due in one year or less |  | $ | 1,938,269 |  |  | $ | 1,957,432 |
Due after one year through five years |  |  | 80,295,955 |  |  |  | 81,442,563 |
Due after five years through ten years |  |  | 22,326,908 |  |  |  | 23,169,861 |
Due after ten years |  |  | 750,792 |  |  |  | 810,588 |
|  |  | 105,311,924 |  |  |  | 107,380,444 |
Asset-backed securities |  |  | 117,286,545 |  |  |  | 120,889,297 |
Total |  | $ | 222,598,469 |  |  | $ | 228,269,741 |
Gross unrealized losses on debt securities and the fair value of the related securities |
|  | Less than 12 months |  |  | 12 months or more |  |  |  |  |  | Total |
At June 30, 2012 |  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |  |  | Number of Investment Positions |  |  | Fair Value |  |  | Unrealized Losses |
Government sponsored enterprises |  | $ | 2,998,733 |  |  | $ | (1,267 | ) |  | $ | — |  |  | $ | — |  |  |  | 3 |  |  | $ | 2,998,733 |  |  |  | (1,267 | )
Asset-backed securities |  |  | 14,487,776 |  |  |  | (49,799 | ) |  |  | — |  |  |  | — |  |  |  | 15 |  |  |  | 14,487,776 |  |  | $ | (49,799 | )
Obligations of states and political subdivisions |  |  | 2,701,689 |  |  |  | (19,029 | ) |  |  | 150,290 |  |  |  | (219 | ) |  |  | 9 |  |  |  | 2,851,979 |  |  |  | (19,248 | )
|  | $ | 20,188,198 |  |  | $ | (70,095 | ) |  | $ | 150,290 |  |  | $ | (219 | ) |  |  | 27 |  |  | $ | 20,338,488 |  |  | $ | (70,314 | )
|  | Less than 12 months |  |  | 12 months or more |  |  |  |  |  | Total |
At December 31, 2011 |  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |  |  | Number of Investment Positions |  |  | Fair Value |  |  | Unrealized Losses |
Government sponsored enterprises |  | $ | 13,250,239 |  |  | $ | (18,015 | ) |  | $ | — |  |  | $ | — |  |  |  | 13 |  |  | $ | 13,250,239 |  |  |  | (18,015 | )
Asset-backed securities |  |  | 4,591,075 |  |  |  | (23,811 | ) |  |  | — |  |  |  | — |  |  |  | 5 |  |  |  | 4,591,075 |  |  | $ | (23,811 | )
Obligations of states and political subdivisions |  |  | 229,089 |  |  |  | (300 | ) |  |  | 150,279 |  |  |  | (294 | ) |  |  | 2 |  |  |  | 379,368 |  |  |  | (594 | )
|  | $ | 18,070,403 |  |  | $ | (42,126 | ) |  | $ | 150,279 |  |  | $ | (294 | ) |  |  | 20 |  |  | $ | 18,220,682 |  |  | $ | (42,420 | )

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- Definition For all investments in an unrealized loss position, including those for which other-than-temporary impairments have not been recognized in earnings (including investments for which a portion of an other-than-temporary impairment has been recognized in other comprehensive income), a tabular disclosure of the aggregate related fair value of investments with unrealized losses and the aggregate amount of unrealized losses (that is, the amount by which amortized cost basis exceeds fair value). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27290-111563 + Details
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