CONDENSED CONSOLIDATED STATEMENTS OF INCOME - UNAUDITED - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Interest income:
Interest and fees on loans	$ 107,428	$ 75,882
Interest on loans held for sale	537	291
Interest on deposits with banks	46	180
Interest and dividends on investment securities:
Taxable	3,899	6,132
Tax-advantaged	2,351	1,372
Interest on federal funds sold	0	1
Total interest income	114,261	83,858
Interest expense:
Interest on deposits	4,830	13,518
Interest on retail repurchase agreements and federal funds purchased	53	580
Interest on advances from FHLB	2,276	3,145
Interest on subordinated debt	2,502	2,281
Total interest expense	9,661	19,524
Net interest income	104,600	64,334
Provision/ (credit) for credit losses	(34,708)	24,469
Net interest income after provision/ (credit) for credit losses	139,308	39,865
Non-interest income:
Investment securities gains	58	169
Insurance agency commissions	2,153	2,129
Income from bank owned life insurance	680	645
Other income	3,706	1,653
Total non-interest income	28,866	18,168
Non-interest expense:
Salaries and employee benefits	36,652	28,053
Occupancy expense of premises	5,487	4,581
Equipment expense	3,222	2,751
Marketing	1,212	1,189
Outside data services	2,283	1,582
FDIC insurance	1,492	482
Amortization of intangible assets	1,697	600
Merger and acquisition expense	45	1,454
Professional fees and services	1,731	1,826
Other expenses	14,352	5,228
Total non-interest expense	68,173	47,746
Income before income tax expense	100,001	10,287
Income tax expense	24,537	300
Net income	$ 75,464	$ 9,987
Per share information:
Basic net income per common share (in dollars per share)	$ 1.59	$ 0.29
Diluted net income per common share (in dollars per share)	1.58	0.28
Dividends declared per share (in dollars per share)	$ 0.32	$ 0.30
Service charges on deposit accounts
Non-interest income:
Fees and commissions, mortgage banking and servicing	$ 1,852	$ 2,253
Mortgage banking activities
Non-interest income:
Fees and commissions, mortgage banking and servicing	10,169	3,033
Wealth management income
Non-interest income:
Fees and commissions, mortgage banking and servicing	8,730	6,966
Bank card fees
Non-interest income:
Fees and commissions, mortgage banking and servicing	$ 1,518	$ 1,320