Loans - Summary of Major Classification of Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	$ 346,337	$ 342,681
Net deferred loans fees	(8)	(8)
Allowance for credit losses	(2,937)	(3,271)
Loans, net	343,392	339,402
Real estate loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	306,137	303,292
Real estate loans [Member] \| One To Four Family [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	178,867	178,861
Real estate loans [Member] \| Multi-Family [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	3,401	3,458
Real estate loans [Member] \| Commercial [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	104,691	101,268
Real estate loans [Member] \| Construction [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	19,178	19,705
Commercial Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	30,326	29,354
Consumer Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	9,874	10,035
Consumer Loans [Member] \| Home Equity Loans And Lines Of Credit [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	6,296	6,291
Consumer Loans [Member] \| Consumer [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total loans	$ 3,578	$ 3,744

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.

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