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Noninterest Income (Tables)

12 Months Ended

Dec. 31, 2020

Noninterest Income

Schedule of noninterest income

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​	​	​	​	​	​	​	​	​	​
​	​	Year ended
​	​	December 31,
(dollars in thousands)		2020			2019			2018
Retirement and benefits	​	$	60,956	​	$	63,811	​	$	63,316
Wealth management	​		17,451	​		15,502	​	​	14,900
Mortgage banking (1)	​		61,641	​		25,805	​	​	17,630
Service charges on deposit accounts	​		1,409	​		1,772	​	​	1,808
Net gains (losses) on investment securities (1)	​		2,737	​		357	​	​	85
Other	​			​			​	​
Interchange fees	​		2,140	​		1,972	​	​	2,005
Bank-owned life insurance income (1)	​		797	​		803	​	​	803
Misc. transactional fees	​		1,246	​		1,236	​	​	1,106
Other noninterest income	​		994	​		2,936	​	​	1,096
Total noninterest income	​	$	149,371	​	$	114,194	​	$	102,749

(1) Not within the scope of ASC 606.

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- Definition

Tabular disclosure of non interest income.

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