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21) Mortgage Servicing Rights: Schedule of mortgage servicing rights (Tables) | 12 Months Ended
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Dec. 31, 2017
Tables/Schedules |
Schedule of mortgage servicing rights |
| December 31
| 2017 | 2016
Amortized cost: |  |
Balance before valuation allowance at beginning of year | $ 18,872,362 | $ 12,679,755
MSR additions resulting from loan sales | 6,085,352 | 8,603,154
Amortization (1) | (3,580,777) | (2,410,547)
Application of valuation allowance to write down MSRs with other than temporary impairment | - | -
Balance before valuation allowance at year end | $ 21,376,937 | $ 18,872,362
Valuation allowance for impairment of MSRs: |  |
Balance at beginning of year | $ - | $ -
Additions | - | -
Application of valuation allowance to write down MSRs with other than temporary impairment | - | -
Balance at year end | $ - | $ -
Mortgage servicing rights, net | $ 21,376,937 | $ 18,872,362
Estimated fair value of MSRs at year end | $ 27,427,174 | $ 25,496,832
(1) Included in other expenses on the consolidated statements of earnings

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