Condensed Consolidated Statements of Income and Comprehensive Income (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Interest income:
Interest and fees on loans, including loans held for sale	$ 41,318	$ 37,791	$ 82,228	$ 74,368
Interest and dividends on securities
Taxable	3,089	2,422	6,252	4,892
Tax exempt	580	706	1,258	1,403
Interest and dividends on Federal Reserve Bank and Federal Home Loan Bank stock	261	328	557	661
Interest on Federal Reserve Bank deposits	1,525	713	2,311	1,152
Other, including interest on federal funds sold	44	65	100	129
Total interest income	46,817	42,025	92,706	82,605
Interest expense:
Interest on deposits	8,956	5,585	17,031	10,457
Interest on repurchase agreements and federal funds purchased	1,191	723	2,347	1,358
Interest on advances from Federal Home Loan Bank	0	2	39	4
Interest on long-term debt	643	567	1,279	1,047
Total interest expense	10,790	6,877	20,696	12,866
Net interest income	36,027	35,148	72,010	69,739
Provision for loan losses	1,563	1,929	1,753	2,875
Net interest income after provision for loan losses	34,464	33,219	70,257	66,864
Noninterest income:
Service charges on deposit accounts	6,525	6,480	12,645	12,701
Gains on sales of loans, net	518	304	848	583
Trust and wealth management income	2,765	2,856	5,340	5,814
Loan related fees	440	919	1,013	2,063
Bank owned life insurance	689	793	1,247	2,557
Brokerage revenue	299	440	560	723
Securities gains (losses)	204	2	560	(286)
Other noninterest income	812	1,946	2,209	2,895
Total noninterest income	12,252	13,740	24,422	27,050
Noninterest expense:
Officer salaries and employee benefits	3,297	3,220	6,671	6,434
Other salaries and employee benefits	12,790	12,202	25,375	24,607
Occupancy, net	1,812	2,043	3,863	4,159
Equipment	749	727	1,488	1,444
Data processing	1,789	1,634	3,552	3,270
Bank franchise tax	1,683	1,577	3,398	3,278
Legal fees	424	428	854	902
Professional fees	546	495	1,077	997
Advertising and marketing	874	876	1,666	1,608
FDIC insurance	369	279	546	593
Other real estate owned provision and expense	1,024	1,315	1,795	2,254
Repossession expense	112	304	489	713
Amortization of limited partnership investments	1,166	716	1,943	1,216
Other noninterest expense	3,395	6,623	6,396	9,645
Total noninterest expense	30,030	32,439	59,113	61,120
Income before income taxes	16,686	14,520	35,566	32,794
Income taxes	(1,638)	2,921	2,303	5,381
Net income	18,324	11,599	33,263	27,413
Unrealized holding gains (losses) on securities available-for-sale:
Unrealized holding gains (losses) arising during the period	6,522	(1,811)	12,646	(7,309)
Less: Reclassification adjustments for realized gains included in net income	5	2	6	151
Tax expense (benefit)	1,690	(381)	2,976	(1,567)
Other comprehensive income (loss), net of tax	4,827	(1,432)	9,664	(5,893)
Comprehensive income	$ 23,151	$ 10,167	$ 42,927	$ 21,520
Basic earnings per share (in dollars per share)	$ 1.03	$ 0.66	$ 1.88	$ 1.55
Diluted earnings per share (in dollars per share)	$ 1.03	$ 0.66	$ 1.88	$ 1.55
Weighted average shares outstanding-basic (in shares)	17,721	17,687	17,717	17,679
Weighted average shares outstanding-diluted (in shares)	17,733	17,703	17,728	17,695