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Loans Receivable and ACL (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Mar. 31, 2024 | Mar. 31, 2023
--- | --- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss |  | $ 613,684 | $ 622,878 |
Allowance for Credit Loss, Excluding Accrued Interest |  | 6,337 | 5,871 | $ 5,229
Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss |  | $ 607,347 | $ 617,007 |
Percentage of Loan Type |  | 100.00% | 100.00% |
One-to-four family |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss |  | $ 74,387 | $ 82,787 |
Allowance for Credit Loss, Excluding Accrued Interest |  | $ 1,799 | $ 2,005 | 716
Percentage of Loan Type |  | 12.10% | 13.30% |
Multifamily |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss |  | $ 165,812 | $ 177,203 |
Allowance for Credit Loss, Excluding Accrued Interest |  | $ 820 | $ 720 | 1,109
Percentage of Loan Type |  | 27.00% | 28.40% |
Commercial real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss |  | $ 178,257 | $ 175,384 |
Allowance for Credit Loss, Excluding Accrued Interest |  | $ 1,465 | $ 1,222 | 1,814
Percentage of Loan Type |  | 29.10% | 28.20% |
Construction |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss |  | $ 4,567 | $ 2,203 |
Allowance for Credit Loss, Excluding Accrued Interest |  |  | $ 1 |
Percentage of Loan Type |  | 0.70% | 0.40% |
Business |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | [1] | $ 164,964 | $ 169,602 |
Allowance for Credit Loss, Excluding Accrued Interest |  | $ 1,646 | $ 1,415 | 1,139
Percentage of Loan Type | [1] | 26.90% | 27.20% |
Consumer |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | [2] | $ 25,697 | $ 15,699 |
Allowance for Credit Loss, Excluding Accrued Interest |  | $ 593 | $ 450 | $ 449
Percentage of Loan Type | [2] | 4.20% | 2.50% |
[1] | 1) Includes business overdrafts of $50 thousand and $73 thousand as of March 31, 2025 and 2024, respectively
[2] | (2) Includes consumer overdrafts of $18 thousand and $15 thousand as of March 31, 2025 and 2024, respectively

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