Other Noninterest Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Other Expense, Nonoperating [Abstract]
Corporate value and franchise taxes and other non-income taxes	$ 5,253	$ 4,248
Advertising	3,256	3,166
Telecommunications and postage	3,071	2,925
Entertainment and contributions	2,631	2,961
Tax credit investment amortization	1,401	1,004
Printing and supplies	990	1,003
Travel expense	1,046	660
Net other retirement expense	(3,655)	(6,772)
Other miscellaneous	8,124	9,045
Total other noninterest expense	$ 22,117	$ 18,240