Contingent Liabilities and Commitments with Off-Balance Sheet Risk (Tables)

12 Months Ended

Dec. 31, 2023

Commitments and Contingencies Disclosure [Abstract]

Summary of Financial Instruments with Off-Balance-Sheet Risk

Unfunded commitments for the Company as of: 

	December 31,
(In thousands)	2023		2022
Contract or Notional Amount
Financial instruments whose contract amounts represent credit risk:
Commitments to extend credit	$	2,651,206	$	2,814,924
Standby letters of credit and financial guarantees written:
Secured	35,669		19,744
Unsecured	2,830		3,191
Unfunded limited partner equity commitment	20,004		26,761