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v3.26.1

Servicing Rights - Key Assumptions and the Sensitivity of the Fair Value (Details) $ in Thousands | 6 Months Ended | 9 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Jun. 30, 2026 USD ($) $ / loan | Sep. 30, 2025 | Mar. 31, 2026 USD ($) | Dec. 31, 2025 USD ($) $ / loan | Jun. 30, 2025 USD ($) | Mar. 31, 2025 USD ($) | Dec. 31, 2024 USD ($)
Servicing Assets at Fair Value [Line Items] |  |  |  |  |  |  |
Balance of mortgage loans serviced for others | $ 1,659,395 |  |  | $ 1,629,528 |  |  |
Weighted average rate of note (percent) | 4.82% |  |  | 4.77% |  |  |
MSR as a percentage of serviced loans | 1.72% |  |  | 1.69% |  |  |
Mortgage servicing rights |  |  |  |  |  |  |
Servicing Assets at Fair Value [Line Items] |  |  |  |  |  |  |
Fair value of MSRs | $ 28,475 |  | $ 28,426 | $ 27,474 | $ 27,506 | $ 26,814 | $ 26,439
Expected weighted-average life (in years) | 8 years 8 months 19 days | 8 years 9 months 25 days |  |  |  |  |
Key assumptions: |  |  |  |  |  |  |
Constant prepayment rate (percent) | 10.13% | 10.01% |  |  |  |  |
Impact on fair value from 10% adverse change | $ (1,084) |  |  | (1,022) |  |  |
Impact on fair value from 25% adverse change | $ (2,573) |  |  | (2,427) |  |  |
Discount rate | 10.00% | 10.97% |  |  |  |  |
Impact on fair value from 100 basis point increase | $ (1,163) |  |  | (871) |  |  |
Impact on fair value from 200 basis point increase | $ (2,188) |  |  | $ (1,864) |  |  |
Cost to service assumptions ($ per loan) | $ / loan | 81 |  |  | 81 |  |  |
Impact on fair value from 10% adverse change | $ (243) |  |  | $ (239) |  |  |
Impact on fair value from 25% adverse change | $ (608) |  |  | $ (597) |  |  |

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- Definition The hypothetical financial impact of a 10 percent adverse change of prepayment speed on the fair value of transferor's interests in transferred financial assets (including any servicing assets or servicing liabilities) as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 860 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481326/860-20-50-4 + 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/disclosureRef -Topic 860 -SubTopic 50 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481260/860-50-45-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-11 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-11 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-10 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 860 -SubTopic 50 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481229/860-50-50-3 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 860 -SubTopic 50 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481260/860-50-45-2 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 860 -SubTopic 50 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481260/860-50-45-1 + Details
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