Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Interest income
Loans	$ 89,944	$ 69,001
Mortgage-backed securities	3,844	4,041
Debt securities, equity investments and other	4,419	3,380
Total interest income	98,207	76,422
Interest expense
Deposits	13,936	8,639
Borrowed funds	4,626	3,395
Total interest expense	18,562	12,034
Net interest income	79,645	64,388
Credit loss expense	9,969	620
Net interest income after credit loss expense	69,676	63,768
Other income
Bankcard services revenue	2,481	2,285
Net gain on sales of loans	173	8
Net unrealized gain on equity investments	155	108
Net loss from other real estate operations	(150)	(6)
Income from Bank Owned Life Insurance	1,575	1,321
Commercial loan swap income	4,050	472
Other	25	310
Total other income	13,697	9,512
Operating expenses
Compensation and employee benefits	29,885	22,414
Occupancy	5,276	4,530
Equipment	1,943	1,946
Marketing	769	930
Federal deposit insurance and regulatory assessments	667	832
Data processing	4,177	3,654
Check card processing	1,276	1,438
Professional fees	2,302	1,709
Other operating expense	3,802	3,369
Amortization of core deposit intangible	1,578	1,005
Branch consolidation expense	2,594	391
Merger related expenses	8,527	5,053
Total operating expenses	62,796	47,271
Income before provision for income taxes	20,577	26,009
Provision for income taxes	4,044	4,836
Net income	$ 16,533	$ 21,173
Basic earnings per share (in dollars per share)	$ 0.28	$ 0.43
Diluted earnings per share (in dollars per share)	$ 0.27	$ 0.42
Average basic shares outstanding (in shares)	59,876	49,526
Average diluted shares outstanding (in shares)	60,479	50,150
Trust and asset management revenue
Other income
Other income	$ 515	$ 498
Fees and service charges
Other income
Other income	$ 4,873	$ 4,516