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Mortgage Servicing Rights (Tables) | 9 Months Ended
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Sep. 30, 2025
Transfers and Servicing [Abstract] |
Schedule of Changes in the Company's MSRs | Changes in the Company’s MSRs were as follows:
| 2025 |  | 2024
Balance at January 1 | $ | 72,991 |  |  | $ | 91,688 |
Sale of MSRs | (7,886) |  |  | (19,539) |
Capitalization | 7,092 |  |  | 6,860 |
Amortization | (6,731) |  |  | (7,019) |
Balance at September 30 | $ | 65,466 |  |  | $ | 71,990 |
Schedule of 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:
| September 30, 2025 |  | December 31, 2024
Unpaid principal balance | $ | 5,632,116 |  |  | $ | 5,874,481 |
Weighted-average prepayment speed (CPR) | 10.38 | % |  | 8.87 | %
Estimated impact of a 10% increase | $ | (2,903) |  |  | $ | (3,066) |
Estimated impact of a 20% increase | (5,594) |  |  | (5,941) |
Discount rate | 9.96 | % |  | 11.09 | %
Estimated impact of a 10% increase | $ | (3,292) |  |  | $ | (3,924) |
Estimated impact of a 20% increase | (6,337) |  |  | (7,557) |
Weighted-average coupon interest rate | 4.54 | % |  | 4.13 | %
Weighted-average servicing fee (basis points) | 33.96 |  |  | 36.06 |
Weighted-average remaining maturity (in years) | 7.0 |  | 7.5

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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 -Topic 860 -SubTopic 50 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481229/860-50-50-4 + Details
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