Loans - Summary of Impaired Loans by Class of Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	$ 5,738	$ 8,860
Recorded Investment	5,738	8,860
Impaired Loans With No Allowance	4,161	7,992
Impaired Loans With Allowance	1,577	868
Allowance for Loan Losses	378	605
Home Equity Lines of Credit
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	202
Recorded Investment	202
Impaired Loans With No Allowance	202
Commercial Loans
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	26	595
Recorded Investment	26	595
Impaired Loans With Allowance	26	595
Allowance for Loan Losses	26	317
Consumer Loans
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	40	47
Recorded Investment	40	47
Impaired Loans With Allowance	40	47
Allowance for Loan Losses	40	47
Mortgage Loans on Real Estate
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	5,470	8,218
Recorded Investment	5,470	8,218
Impaired Loans With No Allowance	3,959	7,992
Impaired Loans With Allowance	1,511	226
Allowance for Loan Losses	312	241
Mortgage Loans on Real Estate | Residential
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	2,328	1,251
Recorded Investment	2,328	1,251
Impaired Loans With No Allowance	2,163	1,251
Impaired Loans With Allowance	165
Allowance for Loan Losses	12
Mortgage Loans on Real Estate | Commercial Real Estate
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	2,778	6,777
Recorded Investment	2,778	6,777
Impaired Loans With No Allowance	1,432	6,551
Impaired Loans With Allowance	1,346	226
Allowance for Loan Losses	300	241
Mortgage Loans on Real Estate | Construction and Land Development
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	364	190
Recorded Investment	364	190
Impaired Loans With No Allowance	364	190
Collateral Dependent Non Accrual Loans
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	4,569
Recorded Investment	4,569
Impaired Loans With No Allowance	3,218
Impaired Loans With Allowance	1,351
Allowance for Loan Losses	305
Collateral Dependent Non Accrual Loans | Home Equity Lines of Credit
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	202
Recorded Investment	202
Impaired Loans With No Allowance	202
Collateral Dependent Non Accrual Loans | Consumer Loans
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	5
Recorded Investment	5
Impaired Loans With Allowance	5
Allowance for Loan Losses	5
Collateral Dependent Non Accrual Loans | Mortgage Loans on Real Estate
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	4,362
Recorded Investment	4,362
Impaired Loans With No Allowance	3,016
Impaired Loans With Allowance	1,346
Allowance for Loan Losses	300
Collateral Dependent Non Accrual Loans | Mortgage Loans on Real Estate | Residential
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	1,229
Recorded Investment	1,229
Impaired Loans With No Allowance	1,229
Collateral Dependent Non Accrual Loans | Mortgage Loans on Real Estate | Commercial Real Estate
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	2,769
Recorded Investment	2,769
Impaired Loans With No Allowance	1,423
Impaired Loans With Allowance	1,346
Allowance for Loan Losses	300
Collateral Dependent Non Accrual Loans | Mortgage Loans on Real Estate | Construction and Land Development
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	364
Recorded Investment	364
Impaired Loans With No Allowance	364
Accrued Collateral Dependent Loans
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	1,169
Recorded Investment	1,169
Impaired Loans With No Allowance	943
Impaired Loans With Allowance	226
Allowance for Loan Losses	73
Accrued Collateral Dependent Loans | Commercial Loans
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	26
Recorded Investment	26
Impaired Loans With Allowance	26
Allowance for Loan Losses	26
Accrued Collateral Dependent Loans | Consumer Loans
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	35
Recorded Investment	35
Impaired Loans With Allowance	35
Allowance for Loan Losses	35
Accrued Collateral Dependent Loans | Mortgage Loans on Real Estate
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	1,108
Recorded Investment	1,108
Impaired Loans With No Allowance	943
Impaired Loans With Allowance	165
Allowance for Loan Losses	12
Accrued Collateral Dependent Loans | Mortgage Loans on Real Estate | Residential
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	1,099
Recorded Investment	1,099
Impaired Loans With No Allowance	934
Impaired Loans With Allowance	165
Allowance for Loan Losses	12
Accrued Collateral Dependent Loans | Mortgage Loans on Real Estate | Commercial Real Estate
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance	9
Recorded Investment	9
Impaired Loans With No Allowance	$ 9
Nonaccruing Impaired Loans
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance		838
Recorded Investment		838
Impaired Loans With No Allowance		612
Impaired Loans With Allowance		226
Allowance for Loan Losses		241
Nonaccruing Impaired Loans | Mortgage Loans on Real Estate
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance		838
Recorded Investment		838
Impaired Loans With No Allowance		612
Impaired Loans With Allowance		226
Allowance for Loan Losses		241
Nonaccruing Impaired Loans | Mortgage Loans on Real Estate | Residential
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance		239
Recorded Investment		239
Impaired Loans With No Allowance		239
Nonaccruing Impaired Loans | Mortgage Loans on Real Estate | Commercial Real Estate
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance		599
Recorded Investment		599
Impaired Loans With No Allowance		373
Impaired Loans With Allowance		226
Allowance for Loan Losses		241
Accruing Impaired Loans
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance		8,022
Recorded Investment		8,022
Impaired Loans With No Allowance		7,380
Impaired Loans With Allowance		642
Allowance for Loan Losses		364
Accruing Impaired Loans | Commercial Loans
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance		595
Recorded Investment		595
Impaired Loans With Allowance		595
Allowance for Loan Losses		317
Accruing Impaired Loans | Consumer Loans
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance		47
Recorded Investment		47
Impaired Loans With Allowance		47
Allowance for Loan Losses		47
Accruing Impaired Loans | Mortgage Loans on Real Estate
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance		7,380
Recorded Investment		7,380
Impaired Loans With No Allowance		7,380
Accruing Impaired Loans | Mortgage Loans on Real Estate | Residential
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance		1,012
Recorded Investment		1,012
Impaired Loans With No Allowance		1,012
Accruing Impaired Loans | Mortgage Loans on Real Estate | Commercial Real Estate
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance		6,178
Recorded Investment		6,178
Impaired Loans With No Allowance		6,178
Accruing Impaired Loans | Mortgage Loans on Real Estate | Construction and Land Development
Accounts Notes And Loans Receivable [Line Items]
Unpaid Principal Balance		190
Recorded Investment		190
Impaired Loans With No Allowance		$ 190