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Loans and Leases and the Allowance for Credit Losses - Additional Information (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Accounts Notes And Loans Receivable [Line Items] |  |
Accrued interest receivable | $ 66,367 | $ 66,525
Revolving loans, converted to term loan during the period | $ 12,700 | 13,200
Threshold period for loans and leases to be past due | 30 days |
Consumer mortgage loans collateralized by residential real estate property that are in the process of foreclosure | $ 6,800 | 4,900
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% |
Accrued Interest Receivable |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Accrued interest receivable | $ 48,400 | $ 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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- 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 Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 20 -Name Accounting Standards Codification -Section 40 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481628/310-20-40-7 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481990/310-10-45-2 + Details
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