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Derivative Instruments and Hedge Activities - Additional Information (Details) - USD ($) |  | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Jul. 01, 2023 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Jan. 16, 2025 | Jun. 30, 2023 | May 30, 2023 | Mar. 31, 2023
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative notional amount |  | $ 1,518,888,000 | $ 1,359,728,000 |  |  |  |  |
Other Assets |  | 44,401,000 | 56,923,000 |  |  |  |  |
Interest recorded |  | 13,669,000 | 17,161,000 | $ 9,322,000 |  |  |  |
Net unrealized gain |  | 13,600,000 |  |  |  |  |  |
Fair value of derivatives net liability position |  | 17,800,000 |  |  |  |  |  |
Offsetting derivative positions |  | 415,000 | 925,000 |  |  |  |  |
Interest Rate Swap |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Net gain on termination of interest rate swap agreements | $ 6,000 |  |  |  |  |  |  |
Interest recorded |  | 18,400,000 | 15,300,000 | 1,000,000 |  |  |  |
Other Interest Rate Derivatives |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative notional amount |  | 851,742,000 |  |  |  |  |  |
Other Assets |  | $ 17,865,000 |  |  |  |  |  |
Weighted average pay rates |  | 4.91% |  |  |  |  |  |
Derivative maturity date, start year |  | 2025-03 |  |  |  |  |  |
Derivative maturity date, end year |  | 2033-03 |  |  |  |  |  |
Derivative instruments transaction fees |  | $ 1,300,000 | 617,000 | $ 2,000,000 |  |  |  |
Derivative Weighted Average Receive Rate |  | 5.97% |  |  |  |  |  |
Other Credit Derivatives |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative notional amount |  | $ 10,400,000 | 1,200,000 |  |  |  |  |
Notional amount of nonderivative instruments |  | 6,800,000 | 2,400,000 |  |  |  |  |
Cash Flow Hedging |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative notional amount |  | 650,000,000 |  |  |  |  |  |
Other Assets |  | $ 26,529,000 |  |  |  |  |  |
Weighted average pay rates |  | 7.65% |  |  |  |  |  |
Derivative Weighted Average Receive Rate |  | 1.04% |  |  |  |  |  |
Cash Flow Hedging | Interest Rate Swap |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative notional amount |  | $ 42,000,000 |  |  |  |  |  |
Other Assets |  | 3,500,000 |  |  |  |  |  |
Cash Flow Hedging | Fixed Interest Rate Swap |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative notional amount |  | $ 200,000,000 |  |  |  |  |  |
Weighted average pay rates |  | 3.46% |  |  |  |  |  |
Derivative Weighted Average Receive Rate |  | 7.30% |  |  |  |  |  |
Cash Flow Hedging | Other Interest Rate Derivatives |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative notional amount |  | $ 450,000,000 |  |  |  |  |  |
Derivatives Not Designated As Hedging Instruments |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Fair value of derivative assets and liabilities | 6,200,000 |  |  |  |  |  |  |
Derivatives Not Designated As Hedging Instruments | Interest Rate Swap |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative notional amount | $ 67,700,000 |  |  |  |  |  |  |
Derivatives Not Designated As Hedging Instruments | Other Interest Rate Derivatives |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative notional amount |  | 851,742,000 | 706,126,000 |  |  |  |  |
Other Assets |  | 17,865,000 | 19,447,000 |  |  |  |  |
Designated as Hedging Instrument | Cash Flow Hedging |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Terminated swaps |  |  |  |  |  | $ 50,000,000 | $ 50,000,000 |
Designated as Hedging Instrument | Cash Flow Hedging | Interest Rate Swap |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative notional amount |  | 650,000,000 | 650,000,000 |  |  |  |  |
Other Assets |  | 26,529,000 | 37,475,000 |  |  |  |  |
Remaining balance in accumulated other comprehensive income |  | 4,200,000 |  |  |  |  |  |
Remaining unamortized balance |  | 2,900,000 | $ 3,700,000 |  |  |  |  |
Terminated swaps |  |  |  |  |  |  |  | $ 100,000,000
Designated as Hedging Instrument | Cash Flow Hedging | Fixed Interest Rate Swap |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative notional amount |  | $ 200,000,000 |  |  |  |  |  |
Investment, Type [Extensible Enumeration] |  | Adjustable Rate Loans [Member] |  |  |  |  |  |
Designated as Hedging Instrument | Cash Flow Hedging | Fixed Interest Rate Swap | Subsequent Event |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative notional amount |  |  |  |  | $ 50,000,000 |  |  |
Deposits And Other Borrowings | Designated as Hedging Instrument | Cash Flow Hedging | Fixed Interest Rate Swap |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Derivative notional amount |  | $ 450,000,000 |  |  |  |  |  |

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- Definition The aggregate fair value amounts of derivative instruments that contain credit-risk-related contingent features that are in a net liability position at the end of the reporting period. For nonderivative instruments that are designated and qualify as hedging instruments, the fair value amounts are the carrying value of the nonderivative hedging instrument, including the adjustment for the foreign currency transaction gain (loss) on that instrument. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4H -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480434/815-10-50-4H + Details
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