Revenue Recognition In-Scope and Out-of-Scope Revenue Streams - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Trust income	$ 2,111	$ 1,926
Service charges on deposit accounts	4,745	4,245
Insurance and retail brokerage commissions	1,995	1,961
Card-related interchange income	5,262	4,730
Derivatives mark to market	(1,741)	(26)
Gain on sale of other loans and assets	699	1,084
Other income	1,807	1,705
Noninterest Income	19,273	18,872
In-Scope of Topic 606 [Member]
Trust income	2,111	1,926
Service charges on deposit accounts	4,745	4,245
Insurance and retail brokerage commissions	1,995	1,961
Card-related interchange income	5,262	4,730
Gain on sale of other loans and assets	159	258
Other income	944	862
Noninterest Income	15,216	13,982
Out-Of-Scope of Topic 606 [Member]
Noninterest Income	$ 4,057	$ 4,890