Derivative Instruments and Hedging Activities - Schedule of Interest Rate Derivatives (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Derivatives (Included In Other Assets) [Abstract]
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Other assets	Other assets
Derivative financial assets	$ 45,754	$ 63,018
Derivative Liabilities (Included In Other Liabilities) [Abstract]
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Other liabilities	Other liabilities
Derivative financial liabilities	$ 53,271	$ 78,293
Interest rate swap contracts—commercial loans
Derivatives (Included In Other Assets) [Abstract]
Gross amounts recognized	45,690	63,018
Gross amounts offset	0	0
Derivative financial assets	45,690	63,018
Gross amounts not offset, netting adjustment	(6,290)	(10,424)
Gross amounts not offset, cash collateral	(35,211)	(50,920)
Net Amount	4,189	1,674
Derivative Liabilities (Included In Other Liabilities) [Abstract]
Gross amounts recognized	53,271	78,293
Gross amounts offset	0	0
Derivative financial liabilities	53,271	78,293
Gross amounts not offset, netting adjustment	(6,290)	(10,424)
Gross amounts not offset, cash collateral	(1,466)	(5,356)
Net Amount	$ 45,515	$ 62,513