Revenue from Contracts with Customers (Disaggregation by Timing of Revenue Recognition) (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Revenue from contracts in scope of Topic 606		$ 12,658	$ 10,441	$ 25,540	$ 21,184
Wealth Management Revenues
Revenue from contracts in scope of Topic 606	[1]	10,428	8,605	20,323	17,294
Wealth Management Revenues | Transferred over Time [Member]
Revenue from contracts in scope of Topic 606		10,428	8,605	20,323	17,294
Card Interchange Fees
Revenue from contracts in scope of Topic 606	[1]	1,316	1,031	2,449	1,978
Card Interchange Fees | Transferred at Point in Time [Member]
Revenue from contracts in scope of Topic 606		1,316	1,031	2,449	1,978
Service Charges on Deposit Accounts
Revenue from contracts in scope of Topic 606	[1]	635	517	1,244	1,377
Service Charges on Deposit Accounts | Transferred at Point in Time [Member]
Revenue from contracts in scope of Topic 606		504	374	985	1,041
Service Charges on Deposit Accounts | Transferred over Time [Member]
Revenue from contracts in scope of Topic 606		131	143	259	336
Other Income
Revenue from contracts in scope of Topic 606	[1]	279	288	1,524	535
Other Income | Transferred at Point in Time [Member]
Revenue from contracts in scope of Topic 606		228	254	1,431	454
Other Income | Transferred over Time [Member]
Revenue from contracts in scope of Topic 606		$ 51	$ 34	$ 93	$ 81

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