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Loans and Allowance for Credit Losses - Composition of Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Composition of the loans
Portfolio loans, net of unearned income	$ 7,934,434	$ 7,742,958
Total Loans	7,934,434	7,742,958
Interest receivable	$ 32,800	$ 32,700
Financing Receivable, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration]	Other assets	Other assets
Commercial Loans | Commercial real estate
Composition of the loans
Portfolio loans, net of unearned income	$ 2,824,473	$ 2,708,531
Commercial Loans | Commercial and industrial
Composition of the loans
Portfolio loans, net of unearned income	1,320,652	1,351,637
Commercial Loans | Commercial construction
Composition of the loans
Portfolio loans, net of unearned income	386,239	341,266
Business Banking
Composition of the loans
Portfolio loans, net of unearned income	1,319,410	1,303,258
Consumer Loans | Consumer real estate
Composition of the loans
Portfolio loans, net of unearned income	1,983,483	1,933,509
Consumer Loans | Other consumer
Composition of the loans
Portfolio loans, net of unearned income	$ 100,177	$ 104,757

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-Topic 326
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-URI https://asc.fasb.org/1943274/2147479319/326-20-50-3A

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