Consolidated statements of income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Interest income:
Interest and fees on loans	$ 63,754	$ 60,448
Interest on securities
Taxable	3,056	3,569
Tax-exempt	1,433	1,144
Other	1,431	772
Total interest income	69,674	65,933
Interest expense:
Deposits	12,168	11,855
Borrowings	1,257	1,062
Total interest expense	13,425	12,917
Net interest income	56,249	53,016
Provision for credit losses	27,964	1,391
Provision for credit losses on unfunded commitments	1,601	0
Net interest income after provisions for credit losses	26,684	51,625
Noninterest income:
Gain from securities, net	63	43
Gain (loss) on sales or write-downs of other real estate owned	51	(39)
(Loss) gain from other assets	(328)	191
Other income	2,775	1,793
Total noninterest income	42,700	29,039
Noninterest expenses:
Salaries, commissions and employee benefits	43,622	33,697
Occupancy and equipment expense	4,178	3,730
Legal and professional fees	1,558	1,725
Data processing	2,453	2,384
Merger costs	3,050	621
Amortization of core deposit and other intangibles	1,203	729
Advertising	2,389	2,737
Other expense	10,106	9,478
Total noninterest expense	68,559	55,101
Income before income taxes	825	25,563
Income tax expense	80	5,975
Net income	$ 745	$ 19,588
Earnings per common share
Basic (in dollars per share)	$ 0.02	$ 0.63
Fully diluted (in dollars per share)	$ 0.02	$ 0.62
Mortgage banking income
Noninterest income:
Mortgage banking income, service charges on deposit accounts, ATM and interchange fees, investment services and trust income	$ 32,745	$ 21,021
Service charges on deposit accounts
Noninterest income:
Mortgage banking income, service charges on deposit accounts, ATM and interchange fees, investment services and trust income	2,563	2,079
ATM and interchange fees
Noninterest income:
Mortgage banking income, service charges on deposit accounts, ATM and interchange fees, investment services and trust income	3,134	2,656
Investment services and trust income
Noninterest income:
Mortgage banking income, service charges on deposit accounts, ATM and interchange fees, investment services and trust income	$ 1,697	$ 1,295