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Loans Receivable and Allowance for Credit Losses - Analysis of past-due loans (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Analysis of past-due loans
Loans Receivable, Net of Unearned Income	$ 367,305	$ 367,050
Loans 90 Days or More Past Due and Still Accruing	541	950
Nonaccrual Loans	212	153
30-59 Days Past Due
Analysis of past-due loans
Loans Receivable, Net of Unearned Income	5,739	2,688
60-89 Days Past Due
Analysis of past-due loans
Loans Receivable, Net of Unearned Income		1,528
Current Loans
Analysis of past-due loans
Loans Receivable, Net of Unearned Income	360,813	361,731
One-to-Four Family Mortgages
Analysis of past-due loans
Loans Receivable, Net of Unearned Income	336,406	337,056
Loans 90 Days or More Past Due and Still Accruing	422	950
Nonaccrual Loans	212	153
One-to-Four Family Mortgages | 30-59 Days Past Due
Analysis of past-due loans
Loans Receivable, Net of Unearned Income	5,476	2,655
One-to-Four Family Mortgages | 60-89 Days Past Due
Analysis of past-due loans
Loans Receivable, Net of Unearned Income		1,524
One-to-Four Family Mortgages | Current Loans
Analysis of past-due loans
Loans Receivable, Net of Unearned Income	330,296	331,774
Home Equity Loans / Lines of Credit
Analysis of past-due loans
Loans Receivable, Net of Unearned Income	8,004	8,550
Home Equity Loans / Lines of Credit | 30-59 Days Past Due
Analysis of past-due loans
Loans Receivable, Net of Unearned Income	56
Home Equity Loans / Lines of Credit | 60-89 Days Past Due
Analysis of past-due loans
Loans Receivable, Net of Unearned Income		4
Home Equity Loans / Lines of Credit | Current Loans
Analysis of past-due loans
Loans Receivable, Net of Unearned Income	7,948	8,546
Construction Loans
Analysis of past-due loans
Loans Receivable, Net of Unearned Income	8,847	8,128
Loans 90 Days or More Past Due and Still Accruing	119
Construction Loans | 30-59 Days Past Due
Analysis of past-due loans
Loans Receivable, Net of Unearned Income	207
Construction Loans | Current Loans
Analysis of past-due loans
Loans Receivable, Net of Unearned Income	8,521	8,128
Consumer Loans
Analysis of past-due loans
Loans Receivable, Net of Unearned Income	970	913
Consumer Loans | 30-59 Days Past Due
Analysis of past-due loans
Loans Receivable, Net of Unearned Income		33
Consumer Loans | Current Loans
Analysis of past-due loans
Loans Receivable, Net of Unearned Income	970	880
Commercial loans
Analysis of past-due loans
Loans Receivable, Net of Unearned Income	13,078	12,403
Commercial loans | Current Loans
Analysis of past-due loans
Loans Receivable, Net of Unearned Income	$ 13,078	$ 12,403

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Amortized cost excluding accrued interest, of financing receivable 90 days or more past due and still accruing. Excludes net investment in lease.

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