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Deposits-Liabilities by Type (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Mar. 31, 2024
Deposits, by Type
Non-interest-bearing demand	$ 89,538	$ 102,013
Interest-bearing checking	44,453	46,358
Non-interest bearing checking	111,365	113,187
Money market	161,592	159,105
Certificates of deposit	252,129	223,719
Mortgagors deposits	2,760	2,617
Total deposits	$ 661,837	$ 646,999
Percentage of Interest-bearing Domestic Deposit Liabilities to Deposit Liabilities
Percentage of Noninterest bearing demand deposits to deposits	13.53%	15.77%
Percentage of Interest-bearing Domestic Deposits to Deposits, Checking	6.72%	7.17%
Percentage of Interest-bearing Domestic Deposits to Deposits, Savings	16.83%	17.49%
Percentage of Interest-bearing Domestic Deposits to Deposits, Money Market	24.41%	24.59%
Percentage of Interest-bearing Domestic Deposits to Deposits, Certiificates of Deposits	38.10%	34.58%
Percentage of Interest-bearing Domestic Deposits to Deposits, Mortgagors deposits	0.41%	0.40%
Percent Total Deposits	100.00%	100.00%
Weighted Average Rate Domestic Deposit Liabilities
Weighted Average Rate Domestic Deposit, Demand	0.00%	0.00%
Weighted Average Rate Domestic Deposit, Checking	0.12%	0.58%
Weighted Average Rate Domestic Deposit, Savings	0.62%	0.28%
Weighted Average Rate Domestic Deposit, Money Market	2.01%	1.34%
Weighted Average Rate Domestic Deposit, Certificates of Deposits	3.98%	3.22%
Weighted Average Rate Domestic Deposit, Mortgagors Deposits	1.03%	0.30%
Weighted Average Rate, Interest-bearing Domestic Deposits, Point in Time	2.12%	1.54%

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Percent Total Deposits

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Percentage of Noninterest bearing demand deposits to deposits

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The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(12))
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Amount of deposits in accounts that offer many of the same services as checking accounts although transactions may be somewhat more limited, share some of the characteristics of a money market fund and are insured by the Federal government, also known as money market accounts.

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Amount of interest bearing deposits with no stated maturity, which may include passbook and statement savings accounts and money-market deposit accounts (MMDAs).

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Amount of interest-bearing domestic checking deposit liabilities.

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Amount of other interest-bearing domestic deposit liabilities.

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The aggregate amount of all domestic and foreign noninterest-bearing deposits liabilities held by the entity.

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Percentage of interest-bearing domestic checking demand deposit liabilities to total deposit liabilities.

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Percentage of interest-bearing domestic money market demand account deposit liabilities to total deposit liabilities.

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Percentage of interest-bearing domestic notice of withdrawal demand deposit liabilities to total deposit liabilities.

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Percentage of interest-bearing domestic savings deposit liabilities to total deposit liabilities.

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Percentage of interest-bearing domestic time deposit liabilities to total deposit liabilities.

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Amount of time deposit liabilities, including certificates of deposit.

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The weighted average interest rate for domestic checking deposit liabilities.

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The weighted average interest rate for domestic money market demand account deposit liabilities.

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The weighted average interest rate for domestic time deposit liabilities.

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