Summary of Significant Accounting Policies, Revenue from Contracts with Customers (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Noninterest Income [Abstract]
Total noninterest income in-scope of ASC 606	$ 150,665	$ 151,011	$ 140,921
Total noninterest income out-of-scope of ASC 606	4,913	6,783	5,355
Total noninterest income	155,578	157,794	146,276
Service Charges on Deposit Accounts [Member]
Noninterest Income [Abstract]
Total noninterest income in-scope of ASC 606	14,630	13,348	13,201
Card Services Income [Member]
Noninterest Income [Abstract]
Total noninterest income in-scope of ASC 606	29,058	34,682	28,611
Retirement Plan Administration Fees [Member]
Noninterest Income [Abstract]
Total noninterest income in-scope of ASC 606	48,112	42,188	35,851
Wealth Management [Member]
Noninterest Income [Abstract]
Total noninterest income in-scope of ASC 606	33,311	33,718	29,247
Insurance Services [Member]
Noninterest Income [Abstract]
Total noninterest income in-scope of ASC 606	14,696	14,083	14,757
Other [Member]
Noninterest Income [Abstract]
Total noninterest income in-scope of ASC 606	$ 10,858	$ 12,992	$ 19,254