Derivative Financial Instruments - Narrative (Details)	9 Months Ended
Sep. 30, 2024 USD ($) contract	Sep. 30, 2023 USD ($)	Dec. 31, 2023 USD ($)
Derivative [Line Items]
Maximum length of time hedged	4 years
Interest rate cash flow loss reclassified into earnings	$ 2,400,000	$ 2,300,000
AOCI reclassified as reduction in interest expense, during next 12 months	1,400,000
Cash pledged to peoples from counterparties	6,600,000		$ 12,800,000
Investment securities, counterparties pledged	2,000,000		2,200,000
Asset Pledged as Collateral
Derivative [Line Items]
Investment securities	0		0
Brokered Demand Deposits
Derivative [Line Items]
Notional amount	$ 85,000,000		105,000,000.0
Interest Rate Swap
Derivative [Line Items]
Number of derivative instruments \| contract	9
Notional amount	$ 85,000,000		105,000,000
Restricted cash	$ 0		$ 0

Cash Pledged To Peoples From Counterparties

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- Definition

Cash Pledged To Peoples From Counterparties, Investment Securities

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Amount, after allowance for credit loss, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), investment in debt security measured at amortized cost (held-to-maturity), and investment in debt security measured at fair value with change in fair value recognized in net income (trading).

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Nominal or face amount used to calculate payment on derivative.

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The number of derivative instruments of a particular group held by the entity.

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The amount of net gains or losses on interest rate cash flow hedges reclassified during the period to earnings from accumulated other comprehensive income upon the hedged transaction affecting earnings.

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- Definition

The estimated net amount of unrealized gains or losses on interest rate cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months.

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Maximum period of hedging exposure to variability in future cash flows for forecasted transaction of interest rate cash flow hedge, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Excludes forecasted transaction for payment of variable interest on existing financial instrument.

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- Definition

Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.

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