CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Document Period End Date	Mar. 31, 2021
Interest income
Loans, including fees	$ 98,931	$ 115,775
Investment securities
Taxable	18,607	19,005
Tax-exempt	5,043	4,582
Total interest on investment securities	23,650	23,587
Other earning assets	28	142
Total interest income	122,609	139,504
Interest expense
Deposits	4,333	16,365
Short-term borrowings	67	5,087
Long-term borrowings	4,333	3,770
Total interest expense	8,733	25,222
Net interest income	113,876	114,282
Provision for Credit Losses	3,450	23,880
Provision for credit losses	538	1,568
Net interest income after provision for loan and lease losses	109,888	88,834
Noninterest income
Service Charges on Deposit Accounts	7,146	8,435
Trust and wealth management fees	4,398	4,469
Bankcard income	3,128	2,698
Client derivative fees	1,556	3,105
Foreign exchange income	10,757	9,966
Net gain from sales of loans	9,454	2,831
Net gain (loss) on sales/transfers of investment securities	(166)	(59)
Equity Securities, FV-NI, Unrealized Gain (Loss)	112	(98)
Other	3,937	4,037
Total noninterest income	40,322	35,384
Noninterest expenses
Salaries and employee benefits	61,253	54,822
Net occupancy	5,704	6,104
Furniture and equipment	3,969	4,053
Data processing	7,287	6,389
Marketing	1,361	1,220
Communication	838	890
Professional services	1,450	2,275
State intangible tax	1,202	1,516
FDIC assessments	1,349	1,405
Intangible assets amortization	2,479	2,792
Other	5,614	8,200
Total noninterest expenses	92,506	89,666
Income before income taxes	57,704	34,552
Income tax expense	10,389	5,924
Net income	$ 47,315	$ 28,628
Earnings per common share
Basic	$ 0.49	$ 0.29
Diluted	$ 0.48	$ 0.29
Average common shares outstanding - basic	96,873,940	97,736,690
Average common shares outstanding - diluted	97,727,527	98,356,214