Revenue Recognition Revenue from Contracts with Customers (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Revenue from Contracts with Customers [Line Items]
Insurance commissions	$ 24	$ 606	$ 31	$ 1,780
Noninterest Income, Other Operating Income	107	71	224	161
Non-interest income within the scope of other ASC topics	911	3,405	2,433	3,792
Noninterest Income	3,598	6,810	8,099	11,040
Revenue in Scope ASC 606 [Member]
Revenue from Contracts with Customers [Line Items]
Insurance commissions	24	606	31	1,780
Noninterest Income, Other Operating Income	112	70	223	158
Total Revenue in ASC 606	2,687	3,405	5,666	7,248
Deposit Account [Member]
Revenue from Contracts with Customers [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	882	1,224	2,145	2,405
Deposit Account [Member] | Revenue in Scope ASC 606 [Member]
Revenue from Contracts with Customers [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	882	1,224	2,145	2,405
Credit and Debit Card [Member]
Revenue from Contracts with Customers [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	1,087	893	2,020	1,707
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	1,087	893	2,020	1,707
Fiduciary and Trust [Member]
Revenue from Contracts with Customers [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	582	612	1,247	1,198
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	$ 582	$ 612	$ 1,247	$ 1,198