CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Interest income:
Interest and fees on loans	$ 71,089	$ 78,031	$ 143,625	$ 149,820
Interest and dividends on investment securities:
Taxable interest income	8,833	11,152	18,341	21,336
Non-taxable interest income	1,166	1,200	2,317	2,276
Other interest income	145	1,083	1,383	2,315
Total interest income	81,233	91,466	165,666	175,747
Interest expense:
Deposits	7,721	14,154	19,948	26,654
Federal funds purchased and securities sold under agreements to repurchase	100	627	508	1,210
Short-term borrowings	118	494	185	685
Long-term debt	34	741	457	1,320
Senior notes	399	399	799	799
Subordinated notes	1,312	731	2,043	1,462
Junior subordinated debt owed to unconsolidated trusts	736	892	1,480	1,806
Total interest expense	10,420	18,038	25,420	33,936
Net interest income	70,813	73,428	140,246	141,811
Provision for credit losses	12,891	2,517	30,107	4,628
Net interest income after provision for credit losses	57,922	70,911	110,139	137,183
Non-interest income:
Mortgage revenue	2,705	2,851	4,086	4,796
Income on bank owned life insurance	2,282	2,102	3,339	3,080
Net gains (losses) on sales of securities	125	(10)	1,699	(184)
Unrealized gains (losses) recognized on equity securities	190	(1,016)	(797)	(800)
Other income	1,726	1,068	2,549	3,142
Total non-interest income	27,964	27,896	55,481	53,841
Non-interest expense:
Salaries, wages and employee benefits	28,555	34,268	62,558	66,609
Data processing	4,051	5,616	8,446	10,017
Net occupancy expense of premises	4,448	4,511	9,163	8,713
Furniture and equipment expenses	2,537	2,352	4,986	4,447
Professional fees	1,986	3,192	3,810	6,379
Amortization of intangible assets	2,519	2,412	5,076	4,506
Other expense	8,972	15,669	19,543	24,512
Total non-interest expense	53,068	68,020	113,582	125,183
Income before income taxes	32,818	30,787	52,038	65,841
Income taxes	7,012	6,702	10,868	16,287
Net income	$ 25,806	$ 24,085	$ 41,170	$ 49,554
Basic earnings per common share (in dollars per share)	$ 0.47	$ 0.43	$ 0.75	$ 0.91
Diluted earnings per common share (in dollars per share)	0.47	0.43	0.75	0.90
Dividends declared per share of common stock (in dollars per share)	$ 0.22	$ 0.21	$ 0.44	$ 0.42
Wealth management fees
Non-interest income:
Non-interest income	$ 10,193	$ 9,488	$ 21,748	$ 18,517
Fees for customer services
Non-interest income:
Non-interest income	7,025	9,696	15,386	17,793
Remittance processing
Non-interest income:
Non-interest income	$ 3,718	$ 3,717	$ 7,471	$ 7,497