Revenue Recognition Revenue from Contracts with Customers (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 with Customers [Line Items]
Noninterest Income, Other Operating Income	$ 120	$ 131	$ 244	$ 255
Non-interest income within the scope of other ASC topics	1,300	911	3,046	2,433
Noninterest Income	4,715	3,598	9,689	8,099
Revenue in Scope ASC 606 [Member]
Revenue from Contracts with Customers [Line Items]
Noninterest Income, Other Operating Income	120	136	269	254
Total Revenue in ASC 606	3,415	2,687	6,643	5,666
Deposit Account [Member]
Revenue from Contracts with Customers [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	1,093	882	2,193	2,145
Deposit Account [Member] | Revenue in Scope ASC 606 [Member]
Revenue from Contracts with Customers [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	1,093	882	2,193	2,145
Credit and Debit Card [Member]
Revenue from Contracts with Customers [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	1,519	1,087	2,860	2,020
Credit and Debit Card [Member] | Revenue in Scope ASC 606 [Member]
Revenue from Contracts with Customers [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	1,519	1,087	2,860	2,020
Fiduciary and Trust [Member]
Revenue from Contracts with Customers [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	683	582	1,321	1,247
Fiduciary and Trust [Member] | Revenue in Scope ASC 606 [Member]
Revenue from Contracts with Customers [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	$ 683	$ 582	$ 1,321	$ 1,247