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Goodwill and Intangible Assets | 3 Months Ended
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Mar. 31, 2020
Goodwill And Intangible Assets Disclosure [Abstract] |
Goodwill and Intangible Assets | (7) Goodwill and Intangible Assets There was no change in the carrying amount of goodwill of $76,851 for the periods ended March 31, 2020 and December 31, 2019. Acquired intangible assets, other than goodwill, as of March 31, 2020 and December 31, 2019 were as follows:
|  | 2020 |  |  | 2019 |
|  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Net Carrying Amount |  |  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Net Carrying Amount |
Amortized intangible assets(1): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Core deposit intangibles |  | $ | 14,792 |  |  | $ | 8,280 |  |  | $ | 6,512 |  |  | $ | 14,792 |  |  | $ | 8,049 |  |  | $ | 6,743 |
Total amortized intangible assets |  | $ | 14,792 |  |  | $ | 8,280 |  |  | $ | 6,512 |  |  | $ | 14,792 |  |  | $ | 8,049 |  |  | $ | 6,743 |
(1) | Excludes fully amortized intangible assets
Aggregate core deposit intangible amortization expense was $231 and $240 for the three months ended March 31, 2020 and 2019, respectively. Activity for mortgage servicing rights (MSRs) and the related valuation allowance as of March 31, 2020 and December 31, 2019 were as follows:
|  | 2020 |  |  | 2019 |
Loan Servicing Rights: |  |  |  |  |  |  |  |
Beginning of year |  | $ | 1,562 |  |  | $ | 1,664 |
Additions |  |  | 106 |  |  |  | 247 |
Disposals |  |  | — |  |  |  | — |
Amortized to expense |  |  | 71 |  |  |  | 247 |
Other charges |  |  | — |  |  |  | — |
Change in valuation allowance |  |  | 41 |  |  |  | 102 |
End of year |  | $ | 1,556 |  |  | $ | 1,562 |
Valuation allowance: |  |  |  |  |  |  |  |
Beginning of year |  | $ | 102 |  |  | $ | — |
Additions expensed |  |  | 41 |  |  |  | 102 |
Reductions credited to operations |  |  | — |  |  |  | — |
Direct write-offs |  |  | — |  |  |  | — |
End of year |  | $ | 143 |  |  | $ | 102 |
Estimated amortization expense for each of the next five years and thereafter is as follows:
|  | MSRs |  |  | Core deposit intangibles |  |  | Total |
2020 |  | $ | 68 |  |  | $ | 681 |  |  | $ | 749 |
2021 |  |  | 91 |  |  |  | 891 |  |  |  | 982 |
2022 |  |  | 90 |  |  |  | 868 |  |  |  | 958 |
2023 |  |  | 89 |  |  |  | 841 |  |  |  | 930 |
2024 |  |  | 89 |  |  |  | 804 |  |  |  | 893 |
Thereafter |  |  | 1,129 |  |  |  | 2,427 |  |  |  | 3,556 |
|  | $ | 1,556 |  |  | $ | 6,512 |  |  | $ | 8,068 |

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- Definition The entire disclosure for goodwill and intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -URI http://asc.fasb.org/topic&trid=2144416 + Details
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