CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Cash flows from operating activities:
Net income	$ 7,055	$ 5,500	$ 4,900
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	1,520	660	175
Change in deferred loan origination fees, costs and purchase premiums, net	1,076	(384)	(239)
Depreciation and amortization	387	226	265
Amortization of investment security premiums and discounts, net	1,562	1,455	2,404
Gain on sale of investment securities	(38)	(115)	(31)
Increase in cash surrender value of life insurance policies	(338)	(334)	(307)
Deferred income tax (benefit) expense	(350)	(752)	333
Stock-based compensation expense	425	338	227
Write-down of other real estate owned	46	111	4
Increase in accrued interest receivable and other assets	(2,743)	(523)	(125)
(Decrease) increase in accrued interest payable and other liabilities	(1,981)	1,688	76
Net cash provided by operating activities	6,621	7,870	7,682
Cash flows from investing activities:
Proceeds from the sale of available-for-sale investment securities	4,229	63,325	27,003
Proceeds from called available-for-sale investment securities			2,139
Proceeds from matured available-for-sale investment securities		5,255
Purchases of available-for-sale investment securities	(94,174)	(75,732)	(110,615)
Proceeds from principal repayments for available-for-sale mortgage-backed securities	49,616	46,705	44,321
Proceeds from principal repayments for held-to-maturity mortgage-backed securities	236	44	86
Net increase in loans	(69,639)	(54,598)	(290)
Proceeds from sale of loans			1,349
Purchases of loans	(11,008)	(20,964)	(10,799)
Purchases of equipment	(198)	(346)	(178)
Net decrease (increase) in FHLB stock	47	(327)
Net cash used in investing activities	(120,891)	(36,638)	(46,984)
Cash flows from financing activities:
Net increase in demand, interest-bearing and savings deposits	143,968	28,431	26,198
Net (decrease) increase in time deposits	(4,628)	(14,268)	8,396
Cash paid to repurchase common stock			(4,773)
Proceeds from exercised options		95	189
Increase (decrease) in long-term borrowings	3,287		(1,500)
(Decrease) increase in short-term borrowings	(2,000)	4,000	1,500
Cash dividends paid	(1,658)	(1,413)	(1,188)
Net cash provided by financing activities	138,969	16,845	28,822
Increase (decrease) in cash and cash equivalents	24,699	(11,923)	(10,480)
Cash and cash equivalents at beginning of year	17,810	29,733	40,213
Cash and cash equivalents at end of year	42,509	17,810	29,733
Supplemental disclosure of cash flow information:
Right of use asset and obligation recorded upon adoption of ASU 2016-02		3,570
Addition to right of use asset and obligation recorded upon renewal of existing lease	479	234
Cash paid during the year for:
Interest expense	1,660	2,519	1,598
Income taxes	2,650	1,888	1,095
Non-cash activities:
Real estate acquired through foreclosure, repossession or deed in lieu of foreclosure		$ 517