Consolidated Statements of Income (unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Interest, fee and dividend income
Interest and fees on loans	$ 75,093	$ 78,728
Securities available for sale	5,544	5,753
Securities held to maturity	3,382	4,091
Other	291	829
Total interest, fee and dividend income	84,310	89,401
Interest expense
Deposits	3,172	9,104
Short-term borrowings	70	1,797
Long-term debt	124	393
Subordinated debt	1,359	0
Junior subordinated debt	530	926
Total interest expense	5,255	12,220
Net interest income	79,055	77,181
Provision for loan losses	(2,796)	29,640
Net interest income after provision for loan losses	81,851	47,541
Noninterest income
Service charges on deposit accounts	3,027	3,997
ATM and debit card fees	6,862	5,854
Retirement plan administration fees	10,098	7,941
Wealth management	7,910	7,273
Insurance	3,461	4,269
Bank owned life insurance income	1,381	1,374
Net securities gains (losses)	467	(812)
Other	3,832	5,527
Total noninterest income	37,038	35,423
Noninterest expense
Salaries and employee benefits	41,601	40,750
Occupancy	5,873	5,995
Data processing and communications	4,731	4,233
Professional fees and outside services	3,589	3,897
Equipment	5,177	4,642
Office supplies and postage	1,499	1,636
FDIC expenses	808	311
Advertising	451	609
Amortization of intangible assets	812	834
Loan collection and other real estate owned, net	590	1,017
Other	2,757	6,957
Total noninterest expense	67,888	70,881
Income before income tax expense	51,001	12,083
Income tax expense	11,155	1,715
Net income	$ 39,846	$ 10,368
Earnings per share
Basic (in dollars per share)	$ 0.91	$ 0.24
Diluted (in dollars per share)	$ 0.91	$ 0.23