Revenue from Contracts with Customers (Disaggregation of Revenue) (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Disaggregation of Revenue [Line Items]
Net interest income	[1]	$ 34,754	$ 30,945	$ 67,625	$ 63,547
Asset-based wealth management revenues	[1]	9,991	8,156	19,574	16,511
Transaction-based wealth management revenues	[1]	437	449	749	783
Wealth management revenues	[1]	10,428	8,605	20,323	17,294
Mortgage banking revenues	[1]	5,994	14,851	17,921	20,947
Card interchange fees	[1]	1,316	1,031	2,449	1,978
Service charges on deposit accounts	[1]	635	517	1,244	1,377
Loan related derivative income	[1]	1,175	99	1,642	2,554
Income from bank-owned life insurance	[1]	607	791	1,163	1,355
Other income	[1]	438	426	1,825	742
Total noninterest income	[1]	20,593	26,320	46,567	46,247
Total revenues	[1]	55,347	57,265	114,192	109,794
Revenue from contracts in scope of Topic 606		12,658	10,441	25,540	21,184
Net Interest Income
Disaggregation of Revenue [Line Items]
Revenue from contracts in scope of Topic 606	[2]	0	0	0	0
Asset-based Wealth Management Revenues
Disaggregation of Revenue [Line Items]
Revenue from contracts in scope of Topic 606	[2]	9,991	8,156	19,574	16,511
Transaction-based Wealth Management Revenues
Disaggregation of Revenue [Line Items]
Revenue from contracts in scope of Topic 606	[2]	437	449	749	783
Total Wealth Management Revenues
Disaggregation of Revenue [Line Items]
Revenue from contracts in scope of Topic 606	[2]	10,428	8,605	20,323	17,294
Mortgage Banking Revenues
Disaggregation of Revenue [Line Items]
Revenue from contracts in scope of Topic 606	[2]	0	0	0	0
Card Interchange Fees
Disaggregation of Revenue [Line Items]
Revenue from contracts in scope of Topic 606	[2]	1,316	1,031	2,449	1,978
Service Charges on Deposit Accounts
Disaggregation of Revenue [Line Items]
Revenue from contracts in scope of Topic 606	[2]	635	517	1,244	1,377
Loan Related Derivative Income
Disaggregation of Revenue [Line Items]
Revenue from contracts in scope of Topic 606	[2]	0	0	0	0
Income From Bank-owned Life Insurance
Disaggregation of Revenue [Line Items]
Revenue from contracts in scope of Topic 606	[2]	0	0	0	0
Other Income
Disaggregation of Revenue [Line Items]
Revenue from contracts in scope of Topic 606	[2]	279	288	1,524	535
Total Noninterest Income
Disaggregation of Revenue [Line Items]
Revenue from contracts in scope of Topic 606	[2]	12,658	10,441	25,540	21,184
Total Revenues
Disaggregation of Revenue [Line Items]
Revenue from contracts in scope of Topic 606	[2]	$ 12,658	$ 10,441	$ 25,540	$ 21,184

[1] As reported in the Consolidated Statements of Income.

[2] Revenue from contracts with customers in scope of ASC 606.