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Loans and Leases and the Allowance for Credit Losses - Additional Information (Details) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2024 | Dec. 31, 2023
Accounts Notes And Loans Receivable [Line Items] |  |
Accrued interest receivable | $ 67,554 | $ 66,525
Revolving loans, converted to term loan during the period | $ 7,200 | 13,200
Number of days non-accrual loans are not past due | 30 days |
Consumer mortgage loans collateralized by residential real estate property that are in the process of foreclosure | $ 4,100 |
Pass | Residential Mortgage |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Number of days past due for loans and leases in classified credit quality indicator | 90 days |
Maximum current loan-to-value ratio for residential mortgage and home equity loans to be considered as pass (as a percent) | 60.00% |
Pass | Home Equity |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Number of days past due for loans and leases in classified credit quality indicator | 90 days |
Maximum current loan-to-value ratio for residential mortgage and home equity loans to be considered as pass (as a percent) | 60.00% |
Maximum current combined loan-to-value ratio for residential mortgage and home equity loans to be considered as pass (as a percent) | 60.00% |
Classified |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Number of months up to which residential and home equity loans may be considered classified, even if they are current as to principal and interest | 6 months |
Accrued Interest Receivable |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Accrued interest receivable | $ 49,600 | $ 48,400
Consumer | Classified |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Number of days past due for loans and leases in classified credit quality indicator | 90 days |

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