Derivative Instruments and Hedging Activities - Schedule of Interest Rate Derivatives (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Other assets	Other assets
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Other liabilities	Other liabilities
Derivative financial assets	$ 93,601	$ 83,456
Derivative financial liabilities	120,106	104,817
Interest rate swap contracts—commercial loans
Derivative Instruments, Gain (Loss) [Line Items]
Gross amounts recognized	93,601	83,449
Gross amounts recognized	120,106	104,817
Gross amounts offset	0	0
Gross amounts offset	0	0
Derivative financial assets	93,601	83,449
Derivative financial liabilities	120,106	104,817
Gross amounts not offset, netting adjustment	(16,465)	(15,196)
Gross amounts not offset, netting adjustment	(16,465)	(15,196)
Gross amounts not offset, cash collateral	(77,049)	(65,065)
Gross amounts not offset, cash collateral	(10,506)	(6,307)
Net Amount	87	3,188
Net Amount	$ 93,135	$ 83,314