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Fair Value Measurements - Reconciliation of Assets with Unobservable Inputs (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning balance | $ 21,238,000 | $ 19,937,000 | $ 21,204,000 | $ 16,195,000
Change included in earnings | (616,000) | (300,000) | (2,642,000) | (915,000)
Purchases and issuances | 3,497,000 | 4,312,000 | 8,826,000 | 14,673,000
Sales and settlements | (2,087,000) | (4,819,000) | (5,356,000) | (10,823,000)
Ending balance | 22,032,000 | 19,130,000 | 22,032,000 | 19,130,000
Net change in unrealized gains (losses) relating to items held at end of period | 518,000 | 354,000 | 518,000 | 354,000
Net change in unrealized gains (losses) included in other comprehensive income | 0 | 0 | 0 | 0
Mortgage servicing rights |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning balance | 18,248,000 | 16,301,000 | 18,635,000 | 13,724,000
Change included in earnings | (310,000) | 145,000 | (1,679,000) | 607,000
Purchases and issuances | 1,458,000 | 1,263,000 | 2,440,000 | 3,378,000
Sales and settlements | 0 | 0 | 0 | 0
Ending balance | 19,396,000 | 17,709,000 | 19,396,000 | 17,709,000
Net change in unrealized gains (losses) relating to items held at end of period | 0 | 0 | 0 | 0
Commercial servicing rights |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning balance | 2,139,000 | 1,069,000 | 2,129,000 | 1,084,000
Change included in earnings | (39,000) | (75,000) | (144,000) | (123,000)
Purchases and issuances | 18,000 | 73,000 | 133,000 | 106,000
Sales and settlements | 0 | 0 | 0 | 0
Ending balance | 2,118,000 | 1,067,000 | 2,118,000 | 1,067,000
Net change in unrealized gains (losses) relating to items held at end of period | 0 | 0 | 0 | 0
Interest rate lock commitments |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning balance | 851,000 | 2,567,000 | 440,000 | 1,387,000
Change included in earnings | (267,000) | (370,000) | (819,000) | (1,399,000)
Purchases and issuances | 2,021,000 | 2,976,000 | 6,253,000 | 11,189,000
Sales and settlements | (2,087,000) | (4,819,000) | (5,356,000) | (10,823,000)
Ending balance | 518,000 | 354,000 | 518,000 | 354,000
Net change in unrealized gains (losses) relating to items held at end of period | $ 518,000 | $ 354,000 | $ 518,000 | $ 354,000

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- Definition Fair Value, Measurement With Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases And Issuances + References No definition available. + Details
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- Definition Fair Value, Measurement With Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales And Settlements + References No definition available. + Details
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- Definition Amount of unrealized gain (loss) recognized in other comprehensive income (OCI) from asset measured at fair value on recurring basis using unobservable input (level 3) and still held. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
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- Definition Amount of unrealized gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3) and still held. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
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