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v3.21.1

Mortgage Servicing Rights (Tables) | 3 Months Ended
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Mar. 31, 2021
Transfers and Servicing [Abstract] |
Changes in the company's MSRs | Changes in the Company’s MSRs were as follows:
Balance at January 1, 2021 | $ | 62,994 |
Capitalization | 9,409 |
Amortization | (5,701) |
Valuation adjustment | 13,561 |
Balance at March 31, 2021 | $ | 80,263 |
Data and key economic assumptions related to the Company's MSRs | Data and key economic assumptions related to the Company’s MSRs are as follows as of the dates presented:
| March 31, 2021 |  | December 31, 2020
Unpaid principal balance | $ | 7,776,998 |  |  | $ | 7,322,671 |
Weighted-average prepayment speed (CPR) | 11.53 | % |  | 15.05 | %
Estimated impact of a 10% increase | $ | (3,776) |  |  | $ | (4,001) |
Estimated impact of a 20% increase | (7,330) |  |  | (7,674) |
Discount rate | 9.84 | % |  | 9.86 | %
Estimated impact of a 10% increase | $ | (3,163) |  |  | $ | (2,144) |
Estimated impact of a 20% increase | (6,097) |  |  | (4,144) |
Weighted-average coupon interest rate | 3.46 | % |  | 3.58 | %
Weighted-average servicing fee (basis points) | 30.32 |  |  | 29.94 |
Weighted-average remaining maturity (in years) | 6.37 |  | 5.14

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- Definition Schedule of fair value assumption related to mortgage servicing rights. + References No definition available. + 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=116651436&loc=d3e122739-111746 + Details
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- References No definition available. + Details
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