Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Cash Flows from Operating Activities:
Net income	$ 16,301	$ 15,039	$ 12,741
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	250	950	400
Depreciation	1,892	1,833	1,688
Net accretion of acquisition accounting adjustments	(2,318)	(3,197)	(2,431)
Core deposit intangible amortization	964	1,201	1,114
Net amortization of securities	2,678	2,720	2,535
Net gain on sale or call of securities	(836)	(867)	(505)
Gain on sale of loans held for sale	(1,328)	(1,041)	(883)
Proceeds from sales of loans held for sale	76,928	57,421	52,592
Originations of loans held for sale	(78,330)	(59,030)	(49,565)
Net loss (gain) on other real estate owned	72	(185)	(66)
Valuation allowance on other real estate owned	156	86	68
Net loss on sale of premises and equipment	9	(11)	10
Equity-based compensation expense	824	692	647
Net change in bank owned life insurance	(505)	(510)	(447)
Deferred income tax expense	882	1,741	49
Net change in interest receivable	(967)	744	207
Net change in other assets	(1,390)	1,778	(2,057)
Net change in interest payable	(32)	16	(23)
Net change in other liabilities	867	(118)	524
Net cash provided by operating activities	16,117	19,262	16,598
Cash Flows from Investing Activities:
Proceeds from sales of securities available for sale	13,019	15,425	13,667
Proceeds from maturities, calls and paydowns of securities available for sale	140,483	122,984	78,350
Purchases of securities available for sale	(168,069)	(120,040)	(89,151)
Net change in restricted stock	(912)	(358)	355
Net increase in loans	(157,198)	(48,318)	(44,658)
Proceeds from sale of premises and equipment	1	44	0
Purchases of premises and equipment	(3,613)	(1,474)	(1,049)
Proceeds from sales of other real estate owned	923	2,135	1,687
Cash paid in bank acquisition	0	(5,935)	0
Cash acquired in bank acquisition	0	18,173	0
Net cash used in investing activities	(175,366)	(17,364)	(40,799)
Cash Flows from Financing Activities:
Net change in demand, money market, and savings deposits	126,435	70,879	43,943
Net change in time deposits	(18,455)	(21,089)	(25,781)
Net change in customer repurchase agreements	(1,445)	(12,869)	14,002
Net change in other short-term borrowings	20,000	0	0
Net change in long-term borrowings	0	0	(38)
Common stock dividends paid	(8,266)	(8,068)	(7,237)
Repurchase of common stock	(1,292)	(3,506)	(1,508)
Proceeds from exercise of stock options	142	789	442
Net cash provided by financing activities	117,119	26,136	23,823
Net Increase (Decrease) in Cash and Cash Equivalents	(42,130)	28,034	(378)
Cash and Cash Equivalents at Beginning of Period	95,337	67,303	67,681
Cash and Cash Equivalents at End of Period	$ 53,207	$ 95,337	$ 67,303