CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Cash flows from operating activities
Net earnings	$ 3,976	$ 2,500	$ 7,492	$ 5,177
Adjustments to reconcile net earnings to net cash provided from operating activities:
Depreciation			1,599	1,572
Amortization			524	478
Deferred taxes			(160)	(1,126)
Premium amortization, net of discount accretion			2,357	2,495
Net realized gain on securities transactions	(25)	19	(25)	(18)
Gain on sale of loans	(472)	(519)	(901)	(745)
Provision for loan losses	800	1,950	1,450	2,400	$ 3,640
Origination of loans held for sale			(29,330)	(30,652)
Proceeds from loans held for sale			30,359	32,342
Write-down of other real estate and repossessed assets			1	48
Net loss on sale of premises, equipment, other real estate owned and other assets			84	36
Stock based compensation			123	95
Net change in accrued interest receivable and other assets			2,761	(2,505)
Net change in accrued interest payable and other liabilities			1,909	1,591
Net cash provided by operating activities			18,243	11,188
Securities available for sale:
Purchases			(113,208)	(26,140)
Proceeds from sales			13,839	75,221
Proceeds from maturities and principal repayments			11,675	46,981
Securities held to maturity:
Purchases			0	(86,642)
Proceeds from sales	923	0	923	1,866
Proceeds from maturities and principal repayments			4,950	10,974
Net purchases of premises and equipment			(1,313)	(1,089)
Net proceeds from sale of premises, equipment, other real estate owned and other assets			394	573
Net increase in loans			(52,584)	(116,841)
Net cash used in investing activities			(135,324)	(95,097)
Cash flows from financing activities
Net change in deposits			69,582	25,718
Net change in securities sold under agreements to repurchase			3,294	1,854
Proceeds from FHLB advances			0	75,000
Repayment of FHLB advances			(30,009)	(5,810)
Proceeds from other debt			2,000	10,000
Repayment of other debt			(20,286)	(18,000)
Repayments of debentures			(5,000)	(1,000)
Purchase of treasury stock			0	(7,261)
Sale of treasury stock			0	8,557
Exercise of stock options			84	0
Sale of common stock			55,755	0
Cash dividends			(2,576)	(2,328)
Net cash provided by financing activities			72,844	86,730
Net change in cash and cash equivalents			(44,237)	2,821
Cash and cash equivalents at beginning of period			127,543	111,379	111,379
Cash and cash equivalents at end of period	$ 83,306	$ 114,200	83,306	114,200	$ 127,543
Supplemental disclosures of cash flow information
Interest paid			5,973	5,376
Income taxes paid			2,840	2,210
Supplemental schedule of noncash investing and financing activities
Transfer loans to other real estate owned and repossessed assets			467	293
Terminated KSOP put option			34,300	0
Net change in fair value of KSOP shares			$ 2,639	$ 1,539