INVESTMENT SECURITIES - Available for sale (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Mar. 31, 2021
INVESTMENT SECURITIES
Amortized Cost	$ 178,874	$ 216,514
Gross Unrealized Gains	57	2,301
Gross Unrealized Losses	(13,149)	(2,511)
Estimated Fair Value	165,782	216,304
Municipal securities
INVESTMENT SECURITIES
Amortized Cost	44,104	23,883
Gross Unrealized Gains	14	238
Gross Unrealized Losses	(4,514)	(555)
Estimated Fair Value	39,604	23,566
Agency securities
INVESTMENT SECURITIES
Amortized Cost	43,848	25,996
Gross Unrealized Gains	1	5
Gross Unrealized Losses	(3,144)	(686)
Estimated Fair Value	40,705	25,315
Real estate mortgage investment conduits
INVESTMENT SECURITIES
Amortized Cost	35,563	55,826
Gross Unrealized Gains	1	469
Gross Unrealized Losses	(2,847)	(480)
Estimated Fair Value	32,717	55,815
Residential mortgage-backed securities
INVESTMENT SECURITIES
Amortized Cost	17,368	71,787
Gross Unrealized Gains	13	1,075
Gross Unrealized Losses	(436)	(614)
Estimated Fair Value	16,945	72,248
Other mortgage-backed securities
INVESTMENT SECURITIES
Amortized Cost	37,991	39,022
Gross Unrealized Gains	28	514
Gross Unrealized Losses	(2,208)	(176)
Estimated Fair Value	$ 35,811	$ 39,360

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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-Section 50
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Amount, before tax, of unrealized loss 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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Amortized cost excluding accrued interest, before allowance for credit loss, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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Amount excluding accrued interest, 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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-Publisher FASB
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