Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 2,232	$ 1,597	$ 5,885	$ 3,531
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization			1,672	1,870
Accretion related to acquisition, net			(192)	(199)
Provision for loan losses	0	749	1,013	1,849	$ 2,861
Gain on sale of securities, net	(286)	0	(312)	(120)
Net amortization of securities			911	1,331
Increase in loans held for sale, net			(1,099)	(254)
Net gain on disposal of premises and equipment			0	9
Net (gain) loss on write-down/sale of other real estate owned	0	0	(2)	86
Income from bank owned life insurance	(201)	(202)	(591)	(584)
Stock compensation expense			161	103
Deferred tax benefit			1,339	0
(Increase) decrease in other assets			(276)	182
Decrease in accrued expenses and other liabilities			(578)	(387)
Net cash provided by operating activities			7,931	7,417
CASH FLOWS FROM INVESTING ACTIVITIES
Purchases of available-for-sale securities			(73,940)	(16,582)
Proceeds from redemption of restricted securities, net			502	254
Proceeds from maturities and calls of available-for-sale securities			22,145	8,750
Proceeds from sales of available-for-sale securities			47,749	12,139
Paydowns on available-for-sale securities			8,779	7,672
Proceeds from sale of loans held for investment			0	8,930
Net decrease (increase) in loans held for investment			32,796	(8,228)
Proceeds from sales of other real estate owned			85	211
Purchases of premises and equipment	(616)	(122)	(1,295)	(439)
Cash paid in acquisition			0	(3,164)
Cash acquired in acquisition			0	2,304
Net cash provided by investing activities			36,821	11,847
CASH FLOWS FROM FINANCING ACTIVITIES
Increase in noninterest-bearing deposits			5,154	8,499
Increase in savings deposits			12,263	14,657
Increase (decrease) in time deposits			4,125	(9,361)
Decrease in federal funds purchased, repurchase agreements and other borrowings, net			(2,493)	(9,727)
Increase in Federal Home Loan Bank advances			10,000	88,000
Repayment of Federal Home Loan Bank advances			(23,000)	(95,500)
Proceeds from ESPP issuance			60	66
Cash dividends paid on common stock			(1,871)	(1,691)
Net cash provided by (used in) financing activities			4,238	(5,057)
Net increase in cash and cash equivalents			48,990	14,207
Cash and cash equivalents at beginning of period			42,217	14,412	14,412
Cash and cash equivalents at end of period	$ 91,207	$ 28,619	91,207	28,619	$ 42,217
Cash payments for:
Interest			4,708	3,332
SUPPLEMENTAL SCHEDULE OF NONCASH TRANSACTIONS
Unrealized gain (loss) on securities available-for-sale			3,572	(3,603)
Loans transferred to other real estate owned			0	203
Right of use lease asset and liability			751	0
TRANSACTIONS RELATED TO ACQUISITIONS
Assets acquired			0	50,406
Liabilities assumed			0	44,324
Common stock issued in acquisition			$ 0	$ 3,947