CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Dec. 31, 2017	Mar. 31, 2017
INTEREST INCOME
Loans	$ 84,173	$ 80,122	$ 42,436
Investment securities and other interest-earning assets	6,654	5,562	2,991
Total interest income	90,827	85,684	45,427
INTEREST EXPENSE
Deposits	5,914	4,597	2,135
FHLB advances and other borrowings	2,023	1,471	604
Subordinated debentures	1,609	1,446	985
Total interest expense	9,546	7,514	3,724
Net interest income before provision for loan losses	81,281	78,170	41,703
Provision for loan losses	2,253	2,185	2,502
Net interest income after provision for loan losses	79,028	75,985	39,201
NONINTEREST INCOME
Loan servicing fees	345	145	221
Service charges on deposit accounts	1,150	1,121	341
Other service fee income	146	122	379
Debit card interchange fee income	1,036	1,050	67
Earnings on bank-owned life insurance	611	625	336
Net gain from sales of loans	2,958	3,331	2,811
Net gain (loss) from sales of investment securities	6	(252)	0
Other income	1,414	3,309	528
Total noninterest income	7,666	9,451	4,683
NONINTEREST EXPENSE
Compensation and benefits	28,873	25,920	14,887
Premises and occupancy	4,781	4,540	2,453
Data processing	2,702	2,498	1,187
Other real estate owned operations, net	1	13	12
FDIC insurance premiums	611	499	455
Legal, audit and professional expense	1,839	1,924	857
Marketing expense	1,530	1,364	818
Office, telecommunications and postage expense	1,080	927	433
Loan expense	591	746	468
Deposit expense	1,676	1,478	1,444
Merger-related expense	936	5,436	4,946
CDI amortization	2,274	2,111	511
Other expense	2,914	2,439	1,276
Total noninterest expense	49,808	49,895	29,747
Net income before income taxes	36,886	35,541	14,137
Income tax	8,884	19,370	4,616
Net Income	$ 28,002	$ 16,171	$ 9,521
EARNINGS PER SHARE
Basic (in dollars per share)	$ 0.61	$ 0.37	$ 0.35
Diluted (in dollars per share)	$ 0.60	$ 0.36	$ 0.34
WEIGHTED AVERAGE SHARES OUTSTANDING
Basic (in shares)	45,893,496	43,797,403	27,528,940
Diluted (in shares)	46,652,059	44,614,348	28,197,220