Revenue From Contracts with Customers (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2024		Dec. 31, 2023	Dec. 31, 2022
Segment Reporting, Revenue Reconciling Item [Line Items]
Net interest income (expense)	[1]	$ 211,170		$ 219,997	$ 218,297
Insurance commission and fee income		22,349		21,043	19,065
Bank owned life insurance income	[1]	3,861		3,185	3,787
Net gain on sales of investment securities		18	[1]	0	30	[1]
Net gain on mortgage banking activities	[1]	5,265		3,689	4,412
Other income	[2]	4,034		2,882	4,500
Noninterest income		88,055		76,824	77,885
Trust fee income
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income		8,491		7,732	7,743
Service charges on deposit accounts
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income		8,082		7,048	6,175
Investment advisory commission and fee income
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income		21,208		18,864	19,748
Other service fee income
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income	[2]	14,747		12,381	12,425
Banking
Segment Reporting, Revenue Reconciling Item [Line Items]
Net gain on sales of investment securities	[1]	18
Wealth Management
Segment Reporting, Revenue Reconciling Item [Line Items]
Net gain on sales of investment securities	[1]	0
Insurance
Segment Reporting, Revenue Reconciling Item [Line Items]
Net gain on sales of investment securities	[1]	0
Other Segments [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net gain on sales of investment securities	[1]	0
Operating Segments | Banking
Segment Reporting, Revenue Reconciling Item [Line Items]
Net interest income (expense)	[1]	220,204		229,017	224,038
Insurance commission and fee income		0		0	0
Bank owned life insurance income	[1]	3,739		3,067	3,672
Net gain on sales of investment securities	[1]				30
Net gain on mortgage banking activities	[1]	5,265		3,689	4,412
Other income	[2]	3,961		2,895	4,697
Noninterest income		35,480		28,414	30,342
Operating Segments | Banking | Trust fee income
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income		0		0	0
Operating Segments | Banking | Service charges on deposit accounts
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income		8,082		7,048	6,175
Operating Segments | Banking | Investment advisory commission and fee income
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income		0		0	0
Operating Segments | Banking | Other service fee income
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income	[2]	14,415		11,715	11,356
Operating Segments | Wealth Management
Segment Reporting, Revenue Reconciling Item [Line Items]
Net interest income (expense)	[1]	73		67	20
Insurance commission and fee income		0		0	0
Bank owned life insurance income	[1]	0		0	0
Net gain on sales of investment securities	[1]				0
Net gain on mortgage banking activities	[1]	0		0	0
Other income	[2]	0		0	0
Noninterest income		29,909		26,804	27,695
Operating Segments | Wealth Management | Trust fee income
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income		8,491		7,732	7,743
Operating Segments | Wealth Management | Service charges on deposit accounts
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income		0		0	0
Operating Segments | Wealth Management | Investment advisory commission and fee income
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income		21,208		18,864	19,748
Operating Segments | Wealth Management | Other service fee income
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income	[2]	210		208	204
Operating Segments | Insurance
Segment Reporting, Revenue Reconciling Item [Line Items]
Net interest income (expense)	[1]	0		0	0
Insurance commission and fee income		22,349		21,043	19,065
Bank owned life insurance income	[1]	0		0	0
Net gain on sales of investment securities	[1]				0
Net gain on mortgage banking activities	[1]	0		0	0
Other income	[2]	0		0	0
Noninterest income		22,471		21,501	19,930
Operating Segments | Insurance | Trust fee income
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income		0		0	0
Operating Segments | Insurance | Service charges on deposit accounts
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income		0		0	0
Operating Segments | Insurance | Investment advisory commission and fee income
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income		0		0	0
Operating Segments | Insurance | Other service fee income
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income	[2]	122		458	865
Other
Segment Reporting, Revenue Reconciling Item [Line Items]
Net interest income (expense)		(9,107)		(9,087)	(5,761)
Noninterest income		195		105	(82)
Other | Other Segments [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net interest income (expense)	[1]	(9,107)		(9,087)	(5,761)
Insurance commission and fee income		0		0	0
Bank owned life insurance income	[1]	122		118	115
Net gain on sales of investment securities	[1]				0
Net gain on mortgage banking activities	[1]	0		0	0
Other income	[2]	73		(13)	(197)
Noninterest income		195		105	(82)
Other | Other Segments [Member] | Trust fee income
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income		0		0	0
Other | Other Segments [Member] | Service charges on deposit accounts
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income		0		0	0
Other | Other Segments [Member] | Investment advisory commission and fee income
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income		0		0	0
Other | Other Segments [Member] | Other service fee income
Segment Reporting, Revenue Reconciling Item [Line Items]
Noninterest income	[2]	$ 0		$ 0	$ 0

[1] Net interest income as well as many other revenues for financial assets and liabilities including loans, leases, securities, and derivatives are excluded from the scope of FASB ASC 606 "Revenue from Contracts with Customers" ("FASB ASC 606"). Noninterest income streams that are out of scope of FASB ASC 606 include bank owned life insurance income, sales of investment securities and mortgage banking activities.

[2] Other service fee income and other income include certain items that are in scope and certain items that are out of scope of FASB ASC 606 as described further in the following paragraphs.