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Fair Value - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Recurring |  |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |
Fair value of securities held | $ 1,373,812 |  | $ 1,373,812 |  | $ 1,596,832
Significant Unobservable Inputs (Level 3) | Recurring |  |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |
Fair value of securities held | 1,085 |  | 1,085 |  | 1,059
Loans Held-for-sale |  |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |
(Losses)/gains from changes in fair value included in earnings | 122 | $ 59 | 210 | $ 30 |
Obligations of State and Political Subdivisions | Recurring |  |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |
Fair value of securities held | 575,240 |  | 575,240 |  | 768,875
Obligations of State and Political Subdivisions | Significant Unobservable Inputs (Level 3) | Recurring |  |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |
Fair value of securities held | 76 |  | 76 |  | 75
MBS/CMO | Recurring |  |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |
Fair value of securities held | 567,764 |  | 567,764 |  | 645,040
MBS/CMO | Significant Unobservable Inputs (Level 3) | Recurring |  |  |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |
Fair value of securities held | 1,009 |  | 1,009 |  | $ 984
Losses from other changes in fair value included in other comprehensive income | $ 18 | $ 3 | $ 26 | $ 14 |

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