CONDENSED CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Interest income
Loans	$ 20,011	$ 14,184	$ 37,569	$ 27,985
Loans held for sale	872	363	1,533	695
Securities available for sale, nontaxable	418	290	836	413
Securities available for sale, taxable	1,479	1,781	3,081	3,716
Securities held to maturity, nontaxable	52	62	114	117
Securities held to maturity, taxable	454	524	919	1,101
Federal Home Loan Bank stock dividends	227	180	441	362
Other interest earning assets	40	15	120	30
Total interest income	23,553	17,399	44,613	34,419
Interest expense
Deposits	1,987	1,496	3,608	3,108
Federal Home Loan Bank advances	1,064	563	2,019	1,093
Repurchase agreements and other	8	6	16	11
Total interest expense	3,059	2,065	5,643	4,212
Net interest income	20,494	15,334	38,970	30,207
Provision for loan losses	842	395	2,317	2,550
Net interest income after provision for loan losses	19,652	14,939	36,653	27,657
Non-interest income
Insurance agency income	472	516	945	818
Brokerage income	301	396	623	696
Deposit related fees	1,411	1,362	2,701	2,688
Mortgage servicing fees	729	701	1,465	1,399
Mortgage servicing rights valuation	(2)	(292)	(5)	(727)
Mortgage servicing rights amortization	(486)	(567)	(935)	(1,035)
Other service fees	33	47	62	65
Net gains:
Securities available for sale (includes $301, $233, $330 and $386, respectively, accumulated other comprehensive income reclassifications for unrealized net gains on available for sale securities)	301	233	330	386
Mortgage banking income	2,117	1,869	3,440	3,251
Real estate owned and other repossessed assets, net	(18)	(63)	(70)	(76)
Debit/credit card fees	1,326	1,120	2,249	2,001
Trust fees	420		702
Other income	486	458	967	972
Total non-interest income	7,090	5,780	12,474	10,438
Non-interest expense
Salaries and employee benefits (includes $0, $(278), $0 and $(556), respectively, accumulated other comprehensive income reclassifications from prior service credit on postretirement plan).	8,749	7,186	17,724	14,274
Occupancy	943	855	1,907	1,717
Equipment and data processing	2,306	1,887	4,385	3,722
Financial institutions tax	510	431	1,000	873
Advertising	265	221	389	348
Amortization of intangible assets	113	10	196	23
FDIC insurance premiums	340	287	528	613
Other insurance premiums	109	73	221	162
Legal and consulting fees	184	214	413	411
Other professional fees	420	351	940	421
Real estate owned and other repossessed asset expenses	23	77	85	149
Acquisition costs			4,962
Other expenses	1,214	1,268	2,716	2,611
Total non-interest expenses	15,176	12,860	35,466	25,324
Income before income taxes	11,566	7,859	13,661	12,771
Income tax expense (includes $105, $178, $115 and $329 income tax expense from reclassification items)	3,377	2,529	3,934	4,121
Net income	8,189	5,330	9,727	8,650
Other comprehensive income
Unrealized gain on securities, available for sale, net of reclassifications and tax of $842, $2,392, $1,362 and $5,852, respectively	1,562	4,442	2,527	10,871
Accretion of unrealized losses on securities transferred from available for sale to held to maturity, net of tax of $17, $20, $35 and $38, respectively	32	37	65	71
Accretion of unrecognized actuarial gains and amortization of prior service credit on postretirement plan, net of tax of $0, $(97), $0 and $(194), respectively recognized in net income		(181)		(362)
Total other comprehensive income	1,594	4,298	2,592	10,580
Comprehensive income	$ 9,783	$ 9,628	$ 12,319	$ 19,230
Earnings per share
Basic	$ 0.16	$ 0.11	$ 0.20	$ 0.18
Diluted	$ 0.16	$ 0.11	$ 0.20	$ 0.18