Revenue from Contracts with Customers (Disaggregation of Revenue by Source) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	$ 54,552	$ 47,768
Brokerage and insurance product commissions
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	4,632	5,040
Trust
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	5,599	5,017
Asset management
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	21,163	19,252
Wealth management
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	31,394	29,309
Mortgage broker fees
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	422	76
Service charges on deposit accounts
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	15,283	12,036
Administrative services
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	1,853	1,256
Card related fees
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	2,425	1,774
Other deposit related fees
Disaggregation of Revenue [Line Items]
Total revenue from contracts with customers	$ 3,175	$ 3,317