CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2018	Mar. 31, 2017
Interest income
Interest and fees on loans		$ 47,025	$ 38,006
Interest and dividends on investment securities:
Taxable		1,887	1,548
Tax-exempt		814	954
Dividends		485	330
Interest on federal funds sold and other short-term investments		264	246
Total interest income		50,475	41,084
Interest expense
Deposits		7,688	5,109
Borrowings		4,640	2,834
Total interest expense		12,328	7,943
Net interest income		38,147	33,141
Provision for loan losses		17,800	1,100
Net interest income after provision for loan losses		20,347	32,041
Noninterest income
Income on bank owned life insurance	[1]	774	703	[2]
Deposit, loan and other income		616	643
Net gains on sale of loans held-for-sale	[1]	17	21	[2]
Net gains on sales of securities available-for-sale	[1]		1,596	[2]
Annuities and insurance commissions	[1]		39	[2]
Total noninterest income		1,407	3,002	[2]
Noninterest expenses
Salaries and employee benefits		9,672	8,144
Occupancy and equipment		2,143	2,255
Data processing		1,148	1,149
FDIC insurance		850	895
Professional and consulting		723	718
Marketing and advertising		207	256
Amortization of core deposit intangible		169	193
Other components of net periodic pension expense		7	62
Increase in valuation allowance, loans held-for-sale			2,600
Other expenses		2,140	1,977
Total noninterest expenses		17,059	18,249
Income before income tax expense		4,695	16,794
Income tax expense		444	4,914
Net income		$ 4,251	$ 11,880
Earnings per common share
Basic		$ 0.13	$ 0.37
Diluted		0.13	0.37
Dividends per common share		$ 0.075	$ 0.075

[1] Not within scope of ASC 606

[2] The Company elected the modified respective approach of adoption; therefore, prior period balances are presented under legacy GAAP and may not be comparable to current year presentation.