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Investment Securities-Unrealized Gain (Loss) on Investments (Details) - USD ($) $ in Thousands | Jun. 30, 2024 | Mar. 31, 2024
--- | --- | ---
Debt Securities, Available-for-sale [Line Items] |  |
Available-for-sale, Amortized Cost | $ 59,913 | $ 60,735
Available-for-sale, Gross Unrealized Gains | 6 | 4
Available-for-sale, Gross Unrealized Losses | (12,974) | (12,709)
Available-for-sale | 46,945 | 48,030
Schedule of Held-to-maturity Securities [Line Items] |  |
Debt Securities, Held-to-maturity, Total | 1,940 | 2,008
Held-to-maturity, Gross Unrealized Gains | 0 | 0
Held-to-maturity, Gross Unrealized Losses | (101) | (103)
Held-to-maturity, Fair Value | 1,839 | 1,905
Government National Mortgage Association (GNMA) |  |
Debt Securities, Available-for-sale [Line Items] |  |
Available-for-sale, Amortized Cost | 243 | 280
Available-for-sale, Gross Unrealized Gains | 3 | 4
Available-for-sale, Gross Unrealized Losses | 0 | (1)
Available-for-sale | 246 | 283
Schedule of Held-to-maturity Securities [Line Items] |  |
Debt Securities, Held-to-maturity, Total | 274 | 292
Held-to-maturity, Gross Unrealized Gains | 0 | 0
Held-to-maturity, Gross Unrealized Losses | (11) | (9)
Held-to-maturity, Fair Value | 263 | 283
Federal Home Loan Mortgage Corporation (FHLMC) |  |
Debt Securities, Available-for-sale [Line Items] |  |
Available-for-sale, Amortized Cost | 19,905 | 20,299
Available-for-sale, Gross Unrealized Gains | 0 | 0
Available-for-sale, Gross Unrealized Losses | (4,512) | (4,501)
Available-for-sale | 15,393 | 15,798
Federal National Mortgage Association (FNMA) |  |
Debt Securities, Available-for-sale [Line Items] |  |
Available-for-sale, Amortized Cost | 10,796 | 10,975
Available-for-sale, Gross Unrealized Gains | 0 | 0
Available-for-sale, Gross Unrealized Losses | (2,346) | (2,339)
Available-for-sale | 8,450 | 8,636
Schedule of Held-to-maturity Securities [Line Items] |  |
Debt Securities, Held-to-maturity, Total | 1,666 | 1,716
Held-to-maturity, Gross Unrealized Gains | 0 | 0
Held-to-maturity, Gross Unrealized Losses | (90) | (94)
Held-to-maturity, Fair Value | 1,576 | 1,622
Mortgage-backed securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Available-for-sale, Amortized Cost | 30,944 | 31,554
Available-for-sale, Gross Unrealized Gains | 3 | 4
Available-for-sale, Gross Unrealized Losses | (6,858) | (6,841)
Available-for-sale | 24,089 | 24,717
US Government Agency Securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Available-for-sale, Amortized Cost | 6,014 | 6,219
Available-for-sale, Gross Unrealized Gains | 3 | 0
Available-for-sale, Gross Unrealized Losses | (10) | (25)
Available-for-sale | 6,007 | 6,194
Corporate Bonds |  |
Debt Securities, Available-for-sale [Line Items] |  |
Available-for-sale, Amortized Cost | 5,265 | 5,266
Available-for-sale, Gross Unrealized Gains | 0 | 0
Available-for-sale, Gross Unrealized Losses | (2,345) | (2,203)
Available-for-sale | 2,920 | 3,063
Municipal Securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Available-for-sale, Amortized Cost | 17,690 | 17,696
Available-for-sale, Gross Unrealized Gains | 0 | 0
Available-for-sale, Gross Unrealized Losses | (3,761) | (3,640)
Available-for-sale | $ 13,929 | $ 14,056

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- Definition Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 + Details
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