Loans and Allowance for Credit Losses - Modifications (Details) - USD ($)	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total modifications	$ 5,661,000	$ 0
Percentage of class of financing receivables (as a percent)	0.31%
Term Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total modifications	$ 5,396,000
Payment Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total modifications	0
Term and payment modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total modifications	265,000
Commercial & industrial loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total modifications	$ 5,661,000
Percentage of class of financing receivables (as a percent)	1.43%
Weighted-Average Interest Rate Reduction (as a percent)	8.00%
Weighted Average Term Extension (in months)	7 months
Commercial & industrial loans \| Term Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total modifications	$ 5,396,000
Commercial & industrial loans \| Payment Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total modifications	0
Commercial & industrial loans \| Term and payment modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total modifications	265,000
Commercial & industrial loans \| Principal Forgiveness
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total modifications	$ 0

Amortized cost excluding accrued interest, of financing receivable modified during period for debtor experiencing financial difficulty.

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- Definition

Percentage, excluding accrued interest, of financing receivable modified during period for debtor experiencing financial difficulty to total financing receivables.

+ References

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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.

+ References

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- Definition

Percentage of decrease in weighted average contractual interest rate of financing receivable modified for debtor experiencing financial difficulty.

+ References

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- Definition

Period of increase in weighted average maturity of financing receivable modified for debtor experiencing financial difficulty, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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