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Loans and Allowance for Credit Losses for Loans - Financing Effect of Loan Modification (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Financing Receivable, Modified [Line Items]
Principal Forgiveness (in thousands)	$ 144,149	$ 15,334	$ 215,997	$ 51,491
Commercial and industrial
Financing Receivable, Modified [Line Items]
Weighted Average Interest Rate Reduction	4.75%	0.00%	4.75%	0.00%
Weighted Average Term Extension (in months)	11 months	18 months	43 months	17 months
Principal Forgiveness (in thousands)	$ 28,098	$ 8,306	$ 97,929	$ 15,914
Weighted Average Payment Deferral (in months)	10 months		10 months
Commercial and industrial \| Principal Forgiveness
Financing Receivable, Modified [Line Items]
Principal Forgiveness (in thousands)	$ 0	$ 0	$ 0	$ 0
Commercial and industrial \| Commercial real estate
Financing Receivable, Modified [Line Items]
Weighted Average Payment Deferral (in months)		6 months		6 months
Commercial Real Estate
Financing Receivable, Modified [Line Items]
Principal Forgiveness (in thousands)	$ 115,971	$ 7,028	$ 116,426	$ 35,577
Commercial Real Estate \| Commercial real estate
Financing Receivable, Modified [Line Items]
Weighted Average Interest Rate Reduction	2.50%	5.50%	2.50%	5.50%
Weighted Average Term Extension (in months)	13 months	3 months	13 months	26 months
Weighted Average Payment Deferral (in months)	8 months	6 months	8 months	6 months
Commercial Real Estate \| Commercial real estate \| Principal Forgiveness
Financing Receivable, Modified [Line Items]
Principal Forgiveness (in thousands)	$ 0	$ 0	$ 0	$ 17,500
Residential mortgage
Financing Receivable, Modified [Line Items]
Principal Forgiveness (in thousands)	$ 80		$ 1,617
Weighted Average Payment Deferral (in months)	12 months		12 months
Residential mortgage \| Commercial real estate
Financing Receivable, Modified [Line Items]
Weighted Average Interest Rate Reduction	0.00%		0.00%
Weighted Average Term Extension (in months)			60 months
Weighted Average Payment Deferral (in months)	9 months		9 months
Residential mortgage \| Commercial real estate \| Principal Forgiveness
Financing Receivable, Modified [Line Items]
Principal Forgiveness (in thousands)	$ 0		$ 0
Home equity
Financing Receivable, Modified [Line Items]
Principal Forgiveness (in thousands)			$ 25
Home equity \| Commercial real estate
Financing Receivable, Modified [Line Items]
Weighted Average Interest Rate Reduction			0.00%
Weighted Average Payment Deferral (in months)	6 months		6 months
Home equity \| Commercial real estate \| Principal Forgiveness
Financing Receivable, Modified [Line Items]
Principal Forgiveness (in thousands)			$ 0