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Loans Held For Sale And Loan Servicing Rights (Tables) | 12 Months Ended
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Dec. 31, 2016
Loans Held For Sale And Loan Servicing Rights [Abstract] |
Activity In Capitalized Mortgage Servicing Assets |
|  | 2016 |  |  | 2015 |  |  | 2014 |
Mortgage servicing assets, beginning of year | $ | 1,225 |  | $ | 1,335 |  | $ | 1,479 |
Originations |  | 150 |  |  | 166 |  |  | 172 |
Amortization |  | (298 | ) |  | (276 | ) |  | (316 | )
Mortgage servicing assets, end of year |  | 1,077 |  |  | 1,225 |  |  | 1,335 |
Valuation allowance |  | (2 | ) |  | (1 | ) |  | (6 | )
Mortgage servicing assets, net, end of year | $ | 1,075 |  | $ | 1,224 |  | $ | 1,329 |

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