CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Interest income:
Loans	$ 77,908	$ 89,944
Debt securities	5,355	6,772
Equity investments and other	1,611	1,491
Total interest income	84,874	98,207
Interest expense:
Deposits	8,496	13,936
Borrowed funds	2,774	4,626
Total interest expense	11,270	18,562
Net interest income	73,604	79,645
Credit loss (benefit) expense	(620)	9,969
Net interest income after credit loss (benefit) expense	74,224	69,676
Other income:
Bankcard services revenue	3,052	2,481
Net gain on sales of loans	1,916	173
Net gain on equity investments	8,287	155
Net loss from other real estate operations	(8)	(150)
Income from bank owned life insurance	1,415	1,575
Commercial loan swap income	1,111	4,050
Other	726	25
Total other income	20,835	13,697
Operating expenses:
Compensation and employee benefits	28,366	29,885
Occupancy	5,061	5,276
Equipment	1,578	1,943
Marketing	434	769
Federal deposit insurance and regulatory assessments	1,864	667
Data processing	4,031	4,177
Check card processing	1,372	1,276
Professional fees	2,837	2,302
Other operating expense	3,353	3,802
Amortization of core deposit intangible	1,395	1,578
Branch consolidation expense	1,011	2,594
Merger related expenses	381	8,527
Total operating expenses	51,683	62,796
Income before provision for income taxes	43,376	20,577
Provision for income taxes	10,679	4,044
Net income	32,697	16,533
Dividends on preferred shares	1,004	0
Net income available to common stockholders	$ 31,693	$ 16,533
Basic earnings per share (in dollars per share)	$ 0.53	$ 0.28
Diluted earnings per share (in dollars per share)	$ 0.53	$ 0.27
Average basic shares outstanding (in shares)	59,840	59,876
Average diluted shares outstanding (in shares)	60,101	60,479
Trust and asset management revenue
Other income:
Other income	$ 599	$ 515
Fees and service charges
Other income:
Other income	$ 3,737	$ 4,873