Revenue from Contracts with Customers (Disaggregation of Revenue by Source) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	$ 55,723	$ 53,219	$ 165,519	$ 151,720
Brokerage and insurance product commissions
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	4,587	5,230	13,491	15,418
Trust
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	11,213	5,369	24,397	15,765
Asset management
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	17,324	20,932	57,999	60,347
Wealth management
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	33,124	31,531	95,887	91,530
Mortgage broker fees
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	158	270	714	460
Service charges on deposit accounts
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	14,349	14,149	45,520	39,434
Administrative services
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	1,533	1,359	4,977	3,843
Card-related fees
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	3,003	2,513	8,320	6,474
Other deposit-related fees
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	$ 3,556	$ 3,397	$ 10,101	$ 9,979