CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Document Period End Date			Jun. 30, 2021
Interest income
Loans, including fees	$ 97,494	$ 105,900	$ 196,425	$ 221,675
Investment securities
Taxable	19,524	18,476	38,131	37,481
Tax-exempt	4,871	4,937	9,914	9,519
Total interest on investment securities	24,395	23,413	48,045	47,000
Other earning assets	25	47	53	189
Total interest income	121,914	129,360	244,523	268,864
Interest expense
Deposits	3,693	11,751	8,026	28,116
Short-term borrowings	53	1,274	120	6,361
Long-term borrowings	4,142	4,759	8,475	8,529
Total interest expense	7,888	17,784	16,621	43,006
Net interest income	114,026	111,576	227,902	225,858
Provision for Credit Losses	(4,756)	17,859	(1,306)	41,739
Provision for credit losses	517	2,370	1,055	3,938
Net interest income after provision for loan and lease losses	118,265	91,347	228,153	180,181
Noninterest income
Service Charges on Deposit Accounts	7,537	6,001	14,683	14,436
Trust and wealth management fees	6,216	5,254	11,846	10,951
Bankcard income	3,732	2,844	6,860	5,542
Client derivative fees	1,795	2,984	3,351	6,089
Foreign exchange income	12,037	6,576	22,794	16,542
Net gain from sales of loans	8,489	16,662	17,943	19,493
Net gain (loss) on sales/transfers of investment securities	(265)	2	(431)	(57)
Equity Securities, FV-NI, Unrealized Gain (Loss)	161	150	273	52
Other	3,285	2,252	5,990	5,061
Total noninterest income	42,987	42,725	83,309	78,109
Noninterest expenses
Salaries and employee benefits	60,784	55,925	122,037	110,747
Net occupancy	5,535	5,378	11,239	11,482
Furniture and equipment	3,371	3,681	7,340	7,734
Data processing	7,864	7,019	15,151	13,408
Marketing	2,035	1,339	3,396	2,559
Communication	746	907	1,584	1,797
Professional services	2,029	2,205	3,479	4,480
State intangible tax	1,201	1,514	2,403	3,030
FDIC assessments	1,362	1,290	2,711	2,695
Intangible assets amortization	2,480	2,791	4,959	5,583
Other	12,236	6,640	17,850	14,840
Total noninterest expenses	99,643	88,689	192,149	178,355
Income before income taxes	61,609	45,383	119,313	79,935
Income tax expense	10,721	7,990	21,110	13,914
Net income	$ 50,888	$ 37,393	$ 98,203	$ 66,021
Earnings per common share
Basic	$ 0.53	$ 0.38	$ 1.02	$ 0.68
Diluted	$ 0.52	$ 0.38	$ 1.01	$ 0.67
Average common shares outstanding - basic	96,123,645	97,220,748	96,496,720	97,478,719
Average common shares outstanding - diluted	97,009,712	97,988,600	97,366,640	98,172,408