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Derivatives and Hedging Activities - Schedule of Pretax Net Gains (Losses) of Designated Cash Flow Hedges (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2026 | Jun. 30, 2025 | Jun. 30, 2026 | Jun. 30, 2025
Amount of Gain (Loss) Recognized in OCI | $ (4,784) | $ (142) | $ (7,826) | $ (166)
Amount of Gain (Loss) Reclassified from Accumulated OCI into Income | (421) | 0 | (766) | 0
Location, Statement of Income, Balance [Axis]: us-gaap:InterestIncomeExpenseNet |  |  |  |
Amount of Gain (Loss) Recognized in OCI | (765) | 0 | (1,480) | 0
Cash Flow Hedge | Location, Statement of Income, Balance [Axis]: us-gaap:InterestIncomeExpenseNet |  |  |  |
Amount of Gain (Loss) Recognized in OCI | (421) | 0 | (766) | 0
Amount of gain (loss) reclassified from accumulated other comprehensive income (loss) into income (loss) - included component | (421) | 0 | (766) | 0
Amount of gain (loss) reclassified from accumulated other comprehensive income (loss) into income (loss) - excluded component | 0 | 0 | 0 | 0
Cash Flow Hedge | Interest rate swaps related to customer loans | Location, Statement of Income, Balance [Axis]: us-gaap:InterestAndDividendIncomeOperating |  |  |  |
Amount of Gain (Loss) Recognized in OCI | (4,784) |  | (7,826) |
Amount of gain (loss) recognized in accumulated other comprehensive income - including component | (4,784) |  | (7,826) |
Amount of gain (loss) recognized in accumulated other comprehensive income - excluding component | 0 |  | 0 |
Amount of Gain (Loss) Reclassified from Accumulated OCI into Income | 421 |  | 766 |
Amount of gain (loss) reclassified from accumulated other comprehensive income (loss) into income (loss) - included component | 421 |  | 766 |
Amount of gain (loss) reclassified from accumulated other comprehensive income (loss) into income (loss) - excluded component | $ 0 |  | $ 0 |
Cash Flow Hedge | Interest rate swaps related to customer loans | Location, Statement of Income, Balance [Axis]: us-gaap:InterestExpenseOperating |  |  |  |
Amount of Gain (Loss) Recognized in OCI |  | 0 |  | 0
Amount of gain (loss) recognized in accumulated other comprehensive income - including component |  | 0 |  | 0
Amount of gain (loss) recognized in accumulated other comprehensive income - excluding component |  | 0 |  | 0
Amount of Gain (Loss) Reclassified from Accumulated OCI into Income |  | 0 |  | 0
Amount of gain (loss) reclassified from accumulated other comprehensive income (loss) into income (loss) - included component |  | 0 |  | 0
Amount of gain (loss) reclassified from accumulated other comprehensive income (loss) into income (loss) - excluded component |  | $ 0 |  | $ 0

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