CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017	Dec. 31, 2017
Cash flows from operating activities
Net earnings	$ 4,634	$ 3,976	$ 8,993	$ 7,492
Adjustments to reconcile net earnings to net cash provided from operating activities:
Depreciation			1,588	1,599
Amortization			532	524
Deferred taxes			976	(160)
Premium amortization, net of discount accretion			2,151	2,357
Net realized gain on securities transactions	51	(25)	51	(25)
Gain on sale of loans	(678)	(472)	(1,234)	(901)
Provision for loan losses	650	800	1,250	1,450	$ 2,850
Origination of loans held for sale			(36,753)	(29,330)
Proceeds from loans held for sale			38,152	30,359
Write-down of other real estate and repossessed assets			0	1
Net loss on sale of premises, equipment, other real estate owned and other assets			103	84
Stock based compensation			235	123
Net change in accrued interest receivable and other assets			(4,465)	2,761
Net change in accrued interest payable and other liabilities			1,029	1,909
Net cash provided by operating activities			12,608	18,243
Securities available for sale:
Purchases			(23,927)	(113,208)
Proceeds from sales			9,457	13,839
Proceeds from maturities and principal repayments			13,087	11,675
Securities held to maturity:
Proceeds from sales		923	0	923
Proceeds from maturities and principal repayments			6,333	4,950
Cash paid in connection with acquisitions			(6,423)	0
Cash received from acquired banks			24,927	0
Net purchases of premises and equipment			(2,543)	(1,313)
Net proceeds from sale of premises, equipment, other real estate owned and other assets			1,488	394
Net increase in loans			(79,662)	(52,584)
Net cash used in investing activities			(57,263)	(135,324)
Cash flows from financing activities
Net change in deposits			(9,316)	69,582
Net change in securities sold under agreements to repurchase			(291)	3,294
Proceeds from FHLB advances			220,000	0
Repayment of FHLB advances			(155,009)	(30,009)
Proceeds from other debt			0	2,000
Repayment of other debt			0	(20,286)
Repayments of debentures			0	(5,000)
Exercise of stock options			46	84
Sale of common stock			0	55,755
Cash dividends			(3,223)	(2,576)
Net cash provided by financing activities			52,207	72,844
Net change in cash and cash equivalents			7,552	(44,237)
Cash and cash equivalents at beginning of period			91,428	127,543	127,543
Cash and cash equivalents at end of period	$ 98,980	$ 83,306	98,980	83,306	$ 91,428
Supplemental disclosures of cash flow information
Interest paid			7,835	5,973
Income taxes paid			2,508	2,840
Supplemental schedule of noncash investing and financing activities
Transfer loans to other real estate owned and repossessed assets			437	467
Common stock issued in acquisitions			29,568	0
Transfer of KSOP shares			0	34,300
Reclassification of Certain Tax Effects from Accumulated Other Comprehensive Income			486	0
Net change in fair value of KSOP shares			$ 0	$ 2,639