Loans and Allowance for Credit Losses - Schedule of Non-Accrual Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans With ACL	$ 89,859	$ 123,256
Non-Accrual Loans Without ACL	1,767	12,564
Total Nonaccrual Loans	91,626	135,820
Commercial Portfolio Segment \| Commercial and industrial
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans With ACL	3,887	5,395
Non-Accrual Loans Without ACL	8	8
Total Nonaccrual Loans	3,895	5,403
Commercial Portfolio Segment \| Commercial real estate
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans With ACL	56,930	90,003
Non-Accrual Loans Without ACL	1,169	12,555
Total Nonaccrual Loans	58,099	102,558
Commercial Portfolio Segment \| Commercial construction
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans With ACL	0	0
Non-Accrual Loans Without ACL	0	0
Total Nonaccrual Loans	0	0
Commercial Portfolio Segment \| Business banking
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans With ACL	8,062	4,551
Non-Accrual Loans Without ACL	590	1
Total Nonaccrual Loans	8,652	4,552
Residential Real Estate \| Residential real estate
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans With ACL	12,404	12,955
Non-Accrual Loans Without ACL	0	0
Total Nonaccrual Loans	12,404	12,955
Consumer Portfolio Segment \| Consumer home equity
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans With ACL	8,429	10,213
Non-Accrual Loans Without ACL	0	0
Total Nonaccrual Loans	8,429	10,213
Consumer Portfolio Segment \| Other Consumer
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans With ACL	147	139
Non-Accrual Loans Without ACL	0	0
Total Nonaccrual Loans	$ 147	$ 139

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Amortized cost of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease.

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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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