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Investment Securities-Unrealized Gain (Loss) on Investments (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Mar. 31, 2022
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, Amortized Cost	$ 70,994	$ 74,258
Available-for-sale, Gross Unrealized Gains	7	9
Available-for-sale, Gross Unrealized Losses	10,283	6,671
Available-for-sale	60,718	67,596
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity, Total	5,100	5,254
Held-to-maturity, Gross Unrealized Gains	13	36
Held-to-maturity, Gross Unrealized Losses	55	14
Held-to-maturity, Fair Value	5,058	5,276
Government National Mortgage Association (GNMA)
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, Amortized Cost	399	439
Available-for-sale, Gross Unrealized Gains	2	9
Available-for-sale, Gross Unrealized Losses	1	0
Available-for-sale	400	448
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity, Total	438	481
Held-to-maturity, Gross Unrealized Gains	13	27
Held-to-maturity, Gross Unrealized Losses	0	0
Held-to-maturity, Fair Value	451	508
Federal Home Loan Mortgage Corporation (FHLMC)
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, Amortized Cost	22,955	23,744
Available-for-sale, Gross Unrealized Gains	0	0
Available-for-sale, Gross Unrealized Losses	3,267	2,197
Available-for-sale	19,688	21,547
Federal National Mortgage Association (FNMA)
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, Amortized Cost	12,444	12,852
Available-for-sale, Gross Unrealized Gains	0	0
Available-for-sale, Gross Unrealized Losses	1,861	1,268
Available-for-sale	10,583	11,584
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity, Total	4,662	4,773
Held-to-maturity, Gross Unrealized Gains	0	9
Held-to-maturity, Gross Unrealized Losses	55	14
Held-to-maturity, Fair Value	4,607	4,768
Mortgage-backed securities
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, Amortized Cost	35,798	37,035
Available-for-sale, Gross Unrealized Gains	2	9
Available-for-sale, Gross Unrealized Losses	5,129	3,465
Available-for-sale	30,671	33,579
US Government Agency Securities
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, Amortized Cost	11,843	13,864
Available-for-sale, Gross Unrealized Gains	5	0
Available-for-sale, Gross Unrealized Losses	29	79
Available-for-sale	11,819	13,785
Corporate Bonds
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, Amortized Cost	5,271	5,271
Available-for-sale, Gross Unrealized Gains	0	0
Available-for-sale, Gross Unrealized Losses	1,802	1,150
Available-for-sale	3,469	4,121
Municipal Securities
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, Amortized Cost	17,736	17,741
Available-for-sale, Gross Unrealized Gains	0	0
Available-for-sale, Gross Unrealized Losses	3,317	1,973
Available-for-sale	14,419	15,768
Asset-backed Securities
Debt Securities, Available-for-sale [Line Items]
Available-for-sale, Amortized Cost	346	347
Available-for-sale, Gross Unrealized Gains	0	0
Available-for-sale, Gross Unrealized Losses	6	4
Available-for-sale	$ 340	$ 343

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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).

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