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Loans and ACL - Summary of Change in the ACL by Major Loan Segment (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Financing Receivable Impaired [Line Items] |  |  |  |  |
Balance, beginning of period | $ 35,025 | $ 35,961 | $ 35,893 | [1] | $ 30,740
Charge-offs | (12,610) | (9,020) | (15,312) |  | (10,329)
Recoveries | 2,021 | 1,013 | 3,855 |  | 1,235
Net charge-offs | (10,589) | (8,007) | (11,457) |  | (9,094)
Provision for credit losses - loans | 3,600 | 10,613 | 3,600 |  | 9,503
Balance, end of period | 28,036 | 38,567 | 28,036 |  | 38,567
Commercial and Industrial [Member] |  |  |  |  |
Financing Receivable Impaired [Line Items] |  |  |  |  |
Balance, beginning of period | 27,065 | 27,266 | 27,491 |  | 27,070
Charge-offs | (11,982) | (7,326) | (13,939) |  | (8,125)
Recoveries | 1,829 | 887 | 3,360 |  | 1,005
Net charge-offs | (10,153) | (6,439) | (10,579) |  | (7,120)
Provision for credit losses - loans | 3,472 | 9,037 | 3,472 |  | 6,988
Balance, end of period | 20,384 | 29,864 | 20,384 |  | 29,864
Consumer [Member] |  |  |  |  |
Financing Receivable Impaired [Line Items] |  |  |  |  |
Balance, beginning of period | 7,960 | 8,695 | 8,402 |  | 3,670
Charge-offs | (628) | (1,694) | (1,373) |  | (2,204)
Recoveries | 192 | 126 | 495 |  | 230
Net charge-offs | (436) | (1,568) | (878) |  | (1,974)
Provision for credit losses - loans | 128 | 1,576 | 128 |  | 2,515
Balance, end of period | $ 7,652 | 8,703 | $ 7,652 |  | 8,703
Impact of ASC 326 Adoption [Member] |  |  |  |  |
Financing Receivable Impaired [Line Items] |  |  |  |  |
Balance, end of period |  | 7,418 |  |  | 7,418
Impact of ASC 326 Adoption [Member] | Commercial and Industrial [Member] |  |  |  |  |
Financing Receivable Impaired [Line Items] |  |  |  |  |
Balance, end of period |  | 2,926 |  |  | 2,926
Impact of ASC 326 Adoption [Member] | Consumer [Member] |  |  |  |  |
Financing Receivable Impaired [Line Items] |  |  |  |  |
Balance, end of period |  | $ 4,492 |  |  | $ 4,492
[1] | Derived from audited December 31, 2023 Consolidated Financial Statements.

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