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Mortgage Loan Servicing (Tables) | 9 Months Ended
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Sep. 30, 2021
Mortgage Loan Servicing |
Schedule of Participating Mortgage Loans | Mortgage loans serviced for others are not reported as assets. The following table provides information on the principal balances of mortgage loans serviced for others: Schedule of Participating Mortgage Loans
(Dollars in thousands) |  | September 30, |  |  | December 31, |
|  | 2021 |  |  | 2020 |
FHLMC |  | $ | 694,967 |  |  | $ | 639,875 |
FHLB |  |  | 19,000 |  |  |  | 28,157 |
Total |  | $ | 713,967 |  |  | $ | 668,032 |
Schedule of Servicing Asset at Amortized Cost | Activity for mortgage servicing rights was as follows: Schedule of Servicing Asset at Amortized Cost
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
|  | Three months ended |  |  | Nine months ended |
(Dollars in thousands) |  | September 30, |  |  | September 30, |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Mortgage servicing rights: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance at beginning of period |  | $ | 4,143 |  |  | $ | 2,806 |  |  | $ | 3,726 |  |  | $ | 2,446 |
Additions |  |  | 406 |  |  |  | 946 |  |  |  | 1,598 |  |  |  | 1,915 |
Amortization |  |  | (348 | ) |  |  | (420 | ) |  |  | (1,123 | ) |  |  | (1,029 | )
Balance at end of period |  | $ | 4,201 |  |  | $ | 3,332 |  |  | $ | 4,201 |  |  | $ | 3,332 |

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- Definition Tabular disclosure of the terms and amounts of participation in loan arrangements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99377297&loc=d3e10013-112621 + Details
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- Definition Tabular disclosure of activity in the balance of servicing assets subsequently measured at amortized cost. Includes, but is not limited to, beginning and ending balances, additions, disposals, and amortization. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746 + Details
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