Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Operating activities:
Net income	$ 6,604,000	$ 5,602,000
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	(769,000)	721,000
Depreciation	712,000	806,000
Net amortization of securities premiums	1,220,000	1,459,000
Net amortization of loan origination fees	895,000	301,000
Deferred net loan origination costs	(693,000)	(684,000)
Amortization of intangibles	66,000	77,000
Amortization of investment in low income housing partnerships	799,000	799,000
Net amortization of purchase fair value adjustments	(211,000)	(106,000)
Net realized gain on sales and calls of available for sale securities	(21,000)	(855,000)
Change in value of equity securities	(151,000)	53,000
Net gain on other real estate owned	(64,000)	0
Earnings on bank owned life insurance and annuities	(246,000)	(263,000)
Deferred income tax (benefit) expense	49,000	(155,000)
Stock-based compensation expense	158,000	128,000
Proceeds from mortgage loans sold to others	79,000	76,000
Mortgage banking income	(41,000)	(54,000)
Increase in accrued interest receivable and other assets	476,000	(776,000)
Increase (decrease) in accrued interest payable and other liabilities	4,000	(354,000)
Net cash provided by operating activities	8,866,000	6,775,000
Investing activities:
Purchases of: Securities available for sale	(181,122,000)	(268,399,000)
Purchases of: Premises and equipment	(274,000)	(371,000)
Purchases of: Bank owned life insurance and annuities	(38,000)	(39,000)
Redemption of equity securities	118,000	0
Sales of debt securities available for sale	42,997,000	97,389,000
Proceeds from: Maturities of and principal repayments on securities available for sale	78,608,000	98,539,000
Proceeds from: Redemption of FHLB stock	1,307,000	19,000
Proceeds from: Sale of other real estate owned	125,000	0
Proceeds from: Sale of other assets	1,000	34,000
Net decrease in interest bearing time deposits with banks	0	1,475,000
Net decrease (increase) in loans	4,404,000	(21,195,000)
Net cash used in investing activities	(53,874,000)	(92,548,000)
Financing activities:
Net increase in deposits	85,577,000	90,925,000
Net (decrease) increase in short-term borrowings and securities sold under agreements to repurchase	(20,523,000)	11,621,000
Issuance of FRB advances	0	31,298,000
Repayment of FRB advances	(27,955,000)	(3,343,000)
Repayment of long-term debt	(15,000,000)	(10,000,000)
Cash dividends	(4,402,000)	(4,465,000)
Purchase of treasury stock	(861,000)	(1,452,000)
Treasury stock issued for employee stock plans	77,000	70,000
Net cash provided by financing activities	16,913,000	114,654,000
Net decrease in cash and cash equivalents	(28,095,000)	28,881,000
Cash and cash equivalents at beginning of year	41,621,000	12,740,000
Cash and cash equivalents at end of period	13,526,000	41,621,000
Supplemental information:
Interest paid	3,414,000	4,062,000
Income tax paid	289,000	325,000
Supplemental schedule of noncash investing and financing activities:
Transfer of loans to other real estate owned	148,000	29,000
Transfer of loans to repossessed vehicles	$ 1,000	$ 0