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Borrowings (Additional Information) (Details) - USD ($)	1 Months Ended	12 Months Ended
	Apr. 30, 2006	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2006	May 31, 2023	Dec. 31, 2008
Short-term Debt [Line Items]
Federal Home Loan Bank Advances		$ 325,000,000	$ 149,950,000
Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Collateral Pledged		1,900,000,000	1,900,000,000
Line of credit, maximum borrowing capacity		50,000,000.0
Securities Sold under Agreements to Repurchase		175,621,000	200,657,000
Interest on subordinated debentures		2,132,000	2,150,000	$ 2,140,000
Long-term Line of Credit		0
Subordinated Debt		44,331,000	44,331,000
Federal Home Loan Bank Advances [Member]
Short-term Debt [Line Items]
Line of credit, maximum borrowing capacity		9,900,000	9,900,000
Securities Sold under Agreements to Repurchase		400,000,000
Long-term Line of Credit		0
Federal Home Loan Bank Advances [Member] | Asset Pledged as Collateral | Securities Investment
Short-term Debt [Line Items]
Financial Instruments, Owned, at Fair Value		4,000,000.0	$ 4,300,000
PNC [Member]
Short-term Debt [Line Items]
Line of credit, maximum borrowing capacity		35,000,000.0
Long-term Line of Credit		0
Federal Reserve Bank Advances [Member]
Short-term Debt [Line Items]
Line of credit, maximum borrowing capacity		35,000,000.0
Long-term Line of Credit		0
Federal Reserve Bank Advances [Member] | Securities Investment
Short-term Debt [Line Items]
Financial Instruments, Owned, at Fair Value		$ 43,100,000
Junior Subordinated Debt
Short-term Debt [Line Items]
Percentage of trust preferred securities included in Tier I Capital ratio		7.60%
Value Of Trust Preferred Securities Included In Tier One Capital		$ 43,000,000.0
Subordinated Debt		43,000,000
Debt Instrument, Face Amount							$ 43,000,000
BTFP | Short-term Debt
Short-term Debt [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			4.70%
Debt Instrument, Face Amount		160,900,000	$ 135,000,000			$ 135,000,000
Interest rate swaps | Federal Home Loan Bank Advances [Member]
Short-term Debt [Line Items]
Securities Sold under Agreements to Repurchase		$ 125,000,000
Subsidiary One [Member] | Junior Subordinated Debt
Short-term Debt [Line Items]
Debt Instrument, Interest Rate, Stated Percentage		6.27%	6.99%
Value of outstanding common shares of subsidiary owned by company	$ 1,100,000
Proceeds from issuance of trust preferred securities	$ 36,100,000
Debt interest rate, additional rate over three month LIBOR	1.40%
Long-term borrowings		$ 36,083,000	$ 36,083,000
Subsidiary One [Member] | Junior Subordinated Debt | Secured Overnight Financing Rate (SOFR)
Short-term Debt [Line Items]
Debt interest rate, additional rate over three month LIBOR					0.26161%
Subsidiary Two [Member] | Junior Subordinated Debt
Short-term Debt [Line Items]
Debt Instrument, Interest Rate, Stated Percentage		6.34%	7.08%
Value of outstanding common shares of subsidiary owned by company					$ 248,000
Trust preferred securities assumed in acquisition							$ 8,000,000.0
Aggregate amount of junior subordinated debt issued to subsidiary by acquired company, prior to acquisition					$ 8,200,000
Debt Instrument, Term					30 years
Long-term borrowings		$ 8,248,000	$ 8,248,000
Subsidiary Two [Member] | Junior Subordinated Debt | Secured Overnight Financing Rate (SOFR)
Short-term Debt [Line Items]
Debt interest rate, additional rate over three month LIBOR					0.26161%
Subsidiary Two [Member] | Junior Subordinated Debt | London Interbank Offered Rate (LIBOR),1
Short-term Debt [Line Items]
Debt interest rate, additional rate over three month LIBOR					1.42%

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Aggregate amount of junior subordinated debt issued to subsidiary by acquired company, prior to acquisition.

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Percentage of trust preferred securities included in Tier I Capital ratio.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of Federal Home Loan Bank (FHLBank) advances to member financial institutions.

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Amount of the collateral pledged in support of federal home loan bank advances outstanding.

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The aggregate fair value as of the balance sheet date of financial instruments and other positions owned by the entity including: (1) mortgages, mortgage-backed and asset backed securities; (2) US government and agency obligations; (3) state and municipal government obligations; (4) other sovereign government debt; (5) corporate obligations; (6) corporate equities; (7) principal investments; (8) derivative contracts; and (9) physical commodities. Includes both pledged and unpledged holdings.

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Interest expense incurred during the reporting period on junior subordinated debentures. Includes amortization of expenses incurred in the issuance of subordinated notes and debentures.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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