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Mortgage Servicing Rights - Mortgage Servicing Assets (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2018 | Mar. 31, 2017 | Dec. 31, 2017
Servicing Asset at Fair Value, Amount [Roll Forward] |  |  |
Balance, beginning of period | $ 7,305 |  |
Additions for new MSR capitalized | 760 | $ 886 |
Changes in fair value: |  |  |
Carrying value, March 31 | 8,039 |  |
Balance of mortgage loans serviced for others | $ 439,561 |  | $ 406,291
MSR as a percentage of serviced loans | 1.83% |  | 1.80%
Mortgage servicing rights |  |  |
Servicing Asset at Fair Value, Amount [Roll Forward] |  |  |
Balance, beginning of period | $ 7,305 | 4,157 |
Additions for new MSR capitalized | 760 | 886 |
Changes in fair value: |  |  |
Due to changes in model inputs of assumptions | 255 | 475 |
Other | (281) | (193) |
Carrying value, March 31 | $ 8,039 | $ 5,325 |

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- Definition Mortgage Loans Serviced for Third Party + References No definition available. + Details
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- Definition Mortgage Servicing Rights, Percent of Loans Serviced + References No definition available. + Details
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- Definition The value of new servicing assets, subsequently measured at fair value, acquired or created during the current period through purchases or from transfers of financial assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 3 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=68078379&loc=d3e122625-111746 + Details
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- Definition Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=68078379&loc=d3e122625-111746 + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Amount of increase (decrease) in fair value from changes in the inputs used to calculate the fair value of contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 3 -Subparagraph (a)(4)(i) -URI http://asc.fasb.org/extlink&oid=68078379&loc=d3e122625-111746 + Details
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- References No definition available. + Details
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- Definition Amount of increase (decrease) from changes in fair value classified as other for a contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 3 -Subparagraph (a)(4)(ii) -URI http://asc.fasb.org/extlink&oid=68078379&loc=d3e122625-111746 + Details
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- Details
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