Revenue Recognition Revenue from Contracts with Customers (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Revenue from Contracts with Customers [Line Items]
Insurance commissions	$ 44	$ 40	$ 75	$ 1,821
Noninterest Income, Other Operating Income	69	74	292	235
Non-interest income within the scope of other ASC topics	3,097	785	5,530	4,577
Noninterest Income	6,207	3,759	14,307	14,799
Revenue in Scope ASC 606 [Member]
Revenue from Contracts with Customers [Line Items]
Insurance commissions	44	40	75	1,821
Noninterest Income, Other Operating Income	69	66	292	224
Total Revenue in ASC 606	3,110	2,974	8,777	10,222
Deposit Account [Member]
Revenue from Contracts with Customers [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	1,138	1,312	3,283	3,716
Deposit Account [Member] | Revenue in Scope ASC 606 [Member]
Revenue from Contracts with Customers [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	1,138	1,312	3,283	3,716
Credit and Debit Card [Member]
Revenue from Contracts with Customers [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	1,237	924	3,257	2,631
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	1,237	924	3,257	2,631
Fiduciary and Trust [Member]
Revenue from Contracts with Customers [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	622	632	1,870	1,830
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	$ 622	$ 632	$ 1,870	$ 1,830