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Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Summary of Loans [Abstract]
Loans	$ 9,688,077	$ 9,650,713
Deferred loan origination (fees) costs, net	89,200	98,200
Commercial and Industrial [Member]
Summary of Loans [Abstract]
Loans	1,353,446	1,354,248
Commercial Real Estate [Member]
Summary of Loans [Abstract]
Loans	3,646,739	3,626,910
Residential Real Estate [Member]
Summary of Loans [Abstract]
Loans	2,133,289	2,125,804
Home Equity [Member]
Summary of Loans [Abstract]
Loans	328,673	337,214
Indirect Auto [Member]
Summary of Loans [Abstract]
Loans	1,190,734	1,130,132
Residential Solar [Member]
Summary of Loans [Abstract]
Loans	896,147	917,755
Other Consumer [Member]
Summary of Loans [Abstract]
Loans	$ 139,049	$ 158,650

X

- Definition

Amount of unamortized loan commitment, origination, and other costs (fees) and purchase premium (discount) on financing receivable recognized as adjustment to yield. Excludes financing receivable covered under loss sharing agreement.

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Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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