Investment Securities - Summary of Investment Securities Available for Sale (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Mar. 31, 2026
Debt Securities, Available-for-Sale [Line Items]
Available for sale, Amortized Cost	$ 67,093	$ 65,957
Available for sale, Gross Unrealized Gains	378	417
Available for sale, Gross Unrealized Losses	(4,006)	(3,840)
Available for sale, Fair Value	63,465	62,534
FHLMC Bonds
Debt Securities, Available-for-Sale [Line Items]
Available for sale, Amortized Cost	23,478	24,376
Available for sale, Gross Unrealized Gains	137	149
Available for sale, Gross Unrealized Losses	(1,376)	(1,311)
Available for sale, Fair Value	22,239	23,214
GNMA Bonds
Debt Securities, Available-for-Sale [Line Items]
Available for sale, Amortized Cost	6,707	6,948
Available for sale, Gross Unrealized Gains	32	44
Available for sale, Gross Unrealized Losses	(54)	(19)
Available for sale, Fair Value	6,685	6,973
FNMA Bonds
Debt Securities, Available-for-Sale [Line Items]
Available for sale, Amortized Cost	28,284	26,010
Available for sale, Gross Unrealized Gains	209	224
Available for sale, Gross Unrealized Losses	(1,512)	(1,407)
Available for sale, Fair Value	26,981	24,827
Municipal Bonds
Debt Securities, Available-for-Sale [Line Items]
Available for sale, Amortized Cost	8,624	8,623
Available for sale, Gross Unrealized Losses	(1,064)	(1,103)
Available for sale, Fair Value	$ 7,560	$ 7,520

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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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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