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Mortgage Servicing Rights | 12 Months Ended
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Dec. 31, 2011
Mortgage Loans On Real Estate [Abstract] |
Mortgage Loans on Real Estate, by Loan Disclosure [Text Block] | Note 8: Mortgage Servicing Rights Mortgage loans serviced for others are not included in the accompanying consolidated balance sheets. The unpaid principal balance of mortgage loans service for others approximated $402,062,000, $328,435,000 and $208,276,000 at December 31, 2011, 2010 and 2009, respectively. Contractually specified servicing fees, late fees and ancillary fees of approximately $904 thousand, $607 thousand and $374 thousand are included in loan servicing fees in the income statement at December 31, 2011, 2010 and 2009, respectively. The following table summarizes mortgage servicing rights capitalized and related amortization, along with activity in the related valuation allowance:
|  | 2011 |  |  | 2010 |  |  | 2009 |
Carrying amount, beginning of year |  | $ | 3,190,389 |  |  | $ | 1,955,153 |  |  | $ | 607,078 |
Mortgage servicing rights capitalized during the year |  |  | 1,492,785 |  |  |  | 1,634,058 |  |  |  | 1,638,564 |
Mortgage servicing rights amortization during the year |  |  | (744,575 | ) |  |  | (483,822 | ) |  |  | (305,489 | )
Net change in valuation allowance |  |  | (1,118,660 | ) |  |  | 85,000 |  |  |  | 15,000 |
Carrying amount, end of year |  | $ | 2,819,939 |  |  | $ | 3,190,389 |  |  | $ | 1,955,153 |
Valuation allowance: |  |  |  |  |  |  |  |  |  |  |  |
Beginning of year |  | $ | - |  |  | $ | 85,000 |  |  | $ | 100,000 |
Additions |  |  | 1,118,660 |  |  |  | 725,000 |  |  |  | 25,000 |
Reduction |  |  | - |  |  |  | (810,000 | ) |  |  | (40,000 | )
End of year |  | $ | 1,118,660 |  |  | $ | - |  |  | $ | 85,000 |
Fair Value, beginning of period |  | $ | 3,263,804 |  |  | $ | 1,955,153 |  |  | $ | 607,078 |
Fair Value, end of period |  | $ | 2,819,939 |  |  | $ | 3,263,804 |  |  | $ | 1,955,153 |
During 2011, a valuation allowance of $1.1 million was taken to adjust the carrying value of the Mortgage Servicing Rights to the Fair Market Value. The fair market value is determined by an independent analysis conducted by an external expert on a quarterly basis.

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- Definition The entire disclosure for mortgage loans on real estate, this includes the supplemental information pertaining to each mortgage loan receivable that equals or exceeds three percent of the carrying amount of mortgages. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 310 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-29) -URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph c -Subparagraph Schedule IV -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 29 -Article 12 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 10 -Section S99 -Paragraph 6 -Subparagraph (SX 210.5-04.(c) Schedule IV) -URI http://asc.fasb.org/extlink&oid=6882300&loc=d3e5864-122674 + Details
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