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Loan and Allowance for Loan Losses (Tables)	12 Months Ended
	Dec. 31, 2022
Loans And Leases Receivable Disclosure [Abstract]
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]	December 31 (In thousands) 2022 2021 Commercial and industrial $ 66,179 $ 83,977 Construction and land development 66,479 32,432 Commercial real estate: Owner occupied 61,265 63,375 Hotel/motel 33,457 43,856 Multifamily 41,181 42,587 Other 129,278 108,553 Total commercial real estate 265,181 258,371 Residential real estate: Consumer mortgage 45,410 29,781 Investment property 52,325 47,880 Total residential real estate 97,735 77,661 Consumer installment 9,546 6,682 Total loans 505,120 459,123 Less: unearned income (662) (759) Loans, net of unearned income $ 504,458 $ 458,364
Past Due Financing Receivables [Table Text Block]	Accruing Accruing Total 30-89 Days Greater than Accruing Non- Total  (In thousands) Current Past Due 90 days Loans Accrual Loans December 31, 2022: Commercial and industrial $ 65,731 5 — 65,736 443 $ 66,179 Construction and land development 66,479 — — 66,479 — 66,479 Commercial real estate: Owner occupied 61,265 — — 61,265 — 61,265 Hotel/motel 33,457 — — 33,457 — 33,457 Multifamily 41,181 — — 41,181 — 41,181 Other 127,162 — — 127,162 2,116 129,278 Total commercial real estate 263,065 — — 263,065 2,116 265,181 Residential real estate: Consumer mortgage 45,200 38 — 45,238 172 45,410 Investment property 52,325 — — 52,325 — 52,325 Total residential real estate 97,525 38 — 97,563 172 97,735 Consumer installment 9,506 40 — 9,546 — 9,546 Total $ 502,306 83 — 502,389 2,731 $ 505,120 December 31, 2021: Commercial and industrial $ 83,974 3 — 83,977 — $ 83,977 Construction and land development 32,228 204 — 32,432 — 32,432 Commercial real estate: Owner occupied 63,375 — — 63,375 — 63,375 Hotel/motel 43,856 — — 43,856 — 43,856 Multifamily 42,587 — — 42,587 — 42,587 Other 108,366 — — 108,366 187 108,553 Total commercial real estate 258,184 — — 258,184 187 258,371 Residential real estate: Consumer mortgage 29,070 516 — 29,586 195 29,781 Investment property 47,818 — — 47,818 62 47,880 Total residential real estate 76,888 516 — 77,404 257 77,661 Consumer installment 6,657 25 — 6,682 — 6,682 Total $ 457,931 748 — 458,679 444 $ 459,123
Allowance for Credit Losses on Financing Receivables [Table Text Block]	Year ended December 31 (In thousands) 2022 2021 Beginning balance $ 4,939 $ 5,618 Charged-off loans (292) (294) Recovery of previously charged-off loans 118 215 Net charge-offs (174) (79) Provision for loan losses 1,000 (600) Ending balance $ 5,765 $ 4,939 (in thousands) Commercial and industrial Construction and land Development Commercial Real Estate Residential Real Estate Consumer Installment Total Balance, December 31, 2020 $ 807 594 3,169 944 104 $ 5,618 Charge-offs — — (254) (3) (37) (294) Recoveries 140 — — 55 20 215 Net recoveries (charge-offs) 140 — (254) 52 (17) (79) Provision (90) (76) (176) (257) (1) (600) Balance, December 31, 2021 $ 857 518 2,739 739 86 $ 4,939 Charge-offs (222) — — — (70) (292) Recoveries 7 — 23 26 62 118 Net (charge-offs) recoveries (215) — 23 26 (8) (174) Provision 105 431 347 63 54 1,000 Balance, December 31, 2022 $ 747 949 3,109 828 132 $ 5,765
Financing Receivable Allowance for Credit Loss Additional Information [Table Text Block]	Collectively evaluated (1) Individually evaluated (2) Total Allowance Recorded Allowance Recorded Allowance Recorded for loan investment for loan investment for loan investment (In thousands) losses in loans losses in loans losses in loans December 31, 2022: Commercial and industrial $ 688 65,736 59 443 747 66,179 Construction and land development 949 66,479 — — 949 66,479 Commercial real estate 2,663 263,065 446 2,116 3,109 265,181 Residential real estate 828 97,735 — — 828 97,735 Consumer installment 132 9,546 — — 132 9,546 Total $ 5,260 502,561 505 2,559 5,765 505,120 December 31, 2021: Commercial and industrial $ 857 83,977 — — 857 83,977 Construction and land development 518 32,432 — — 518 32,432 Commercial real estate 2,739 258,184 — 187 2,739 258,371 Residential real estate 739 77,599 — 62 739 77,661 Consumer installment 86 6,682 — — 86 6,682 Total $ 4,939 458,874 — 249 4,939 459,123 (1) Represents loans collectively evaluated for impairment in accordance with ASC 450-20, Loss Contingencies (formerly FAS 5), and pursuant to amendments by ASU 2010-20 regarding allowance for unimpaired loans. (2) Represents loans individually evaluated for impairment in accordance with ASC 310-30, Receivables (formerly  FAS 114), and pursuant to amendments by ASU 2010-20 regarding allowance for impaired loans.
Financing Receivable Credit Quality Indicators [Table Text Block]	(In thousands)  Pass  Special Mention Substandard Accruing Nonaccrual Total loans December 31, 2022 Commercial and industrial $ 65,517 7 212 443 $ 66,179 Construction and land development 66,479 — — — 66,479 Commercial real estate: Owner occupied 60,866 238 161 — 61,265 Hotel/motel 33,457 — — — 33,457 Multifamily 41,181 — — — 41,181 Other 126,992 170 — 2,116 129,278 Total commercial real estate 262,496 408 161 2,116 265,181 Residential real estate: Consumer mortgage 44,212 439 587 172 45,410 Investment property 52,034 43 248 — 52,325 Total residential real estate 96,246 482 835 172 97,735 Consumer installment 9,498 1 47 — 9,546 Total $ 500,236 898 1,255 2,731 $ 505,120 December 31, 2021 Commercial and industrial $ 83,725 26 226 — $ 83,977 Construction and land development 32,212 2 218 — 32,432 Commercial real estate: Owner occupied 61,573 1,675 127 — 63,375 Hotel/motel 36,162 7,694 — — 43,856 Multifamily 39,093 3,494 — — 42,587 Other 107,426 911 29 187 108,553 Total commercial real estate 244,254 13,774 156 187 258,371 Residential real estate: Consumer mortgage 27,647 452 1,487 195 29,781 Investment property 47,459 98 261 62 47,880 Total residential real estate 75,106 550 1,748 257 77,661 Consumer installment 6,650 20 12 — 6,682 Total $ 441,947 14,372 2,360 444 $ 459,123
Impaired Financing Receivables [Table Text Block]	December 31, 2022 (In thousands) Unpaid  principal  balance (1) Charge-offs  and payments  applied (2) Recorded investment (3) Related allowance With no allowance recorded: Commercial and industrial $ 210 (1) $ 209 Commercial real estate: Owner occupied 858 (3) 855 Total commercial real estate 858 (3) 855 Total  $ 1,068 (4) $ 1,064 With allowance recorded: Commercial and industrial $ 234 — 234 $ 59 Commercial real estate: Owner occupied 1,261 — 1,261 446 Total commercial real estate 1,261 — 1,261 446 Total  1,495 — 1,495 505 Total impaired loans $ 2,563 (4) 2,559 $ 505 (1) Unpaid principal balance represents the contractual obligation due from the customer. (2) Charge-offs and payments applied represents cumulative charge-offs taken, as well as interest payments that have been applied against the outstanding principal balance. (3) Recorded investment represents the unpaid principal balance less charge-offs and payments applied; it is shown before  any related allowance for loan losses. December 31, 2021 (In thousands) Unpaid  principal  balance (1) Charge-offs  and payments  applied (2) Recorded investment (3) Related allowance With no allowance recorded: Commercial real estate: Other $ 205 (18) 187 Total commercial real estate 205 (18) 187 Residential real estate: Investment property 68 (6) 62 Total residential real estate 68 (6) 62 Total  $ 273 (24) $ 249 With allowance recorded: Total impaired loans $ 273 (24) 249 $ — (1) Unpaid principal balance represents the contractual obligation due from the customer. (2) Charge-offs and payments applied represents cumulative charge-offs taken, as well as interest payments that have been applied against the outstanding principal balance. (3) Recorded investment represents the unpaid principal balance less charge-offs and payments applied; it is shown before  any related allowance for loan losses.
Schedule Of Average Impaired Financing Receivable [Table Text Block]	Year ended December 31, 2022 Year ended December 31, 2021 Average Total interest Average Total interest recorded income recorded income (In thousands) investment recognized investment recognized Impaired loans: Commercial and industrial $ 34 — $ — — Commercial real estate: Owner occupied 163 — — — Other $ 153 — $ 199 — Total commercial real estate 316 — 199 — Residential real estate: Investment property 5 — 96 — Total residential real estate 5 — 96 — Total  $ 355 — $ 295 —
Troubled Debt Restructurings on Financing Receivables, Accrual Status [Table Text Block]	TDRs Related (In thousands) Accruing Nonaccrual Total Allowance December 31, 2021 Commercial real estate: Other $ — 187 187 $ — Total commercial real estate — 187 187 — Residential real estate: Investment property — 62 62 — Total residential real estate — 62 62 — Total  $ — 249 249 $ —

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