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INVESTMENT SECURITIES - Available for sale (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Mar. 31, 2022
INVESTMENT SECURITIES
Amortized Cost	$ 243,250	$ 178,874
Gross Unrealized Gains	22	57
Gross Unrealized Losses	(29,564)	(13,149)
Estimated Fair Value	213,708	165,782
Municipal securities
INVESTMENT SECURITIES
Amortized Cost	47,951	44,104
Gross Unrealized Gains	2	14
Gross Unrealized Losses	(10,041)	(4,514)
Estimated Fair Value	37,912	39,604
Agency securities
INVESTMENT SECURITIES
Amortized Cost	93,632	43,848
Gross Unrealized Gains	1	1
Gross Unrealized Losses	(7,405)	(3,144)
Estimated Fair Value	86,228	40,705
Real estate mortgage investment conduits
INVESTMENT SECURITIES
Amortized Cost	35,758	35,563
Gross Unrealized Gains		1
Gross Unrealized Losses	(5,812)	(2,847)
Estimated Fair Value	29,946	32,717
Residential mortgage-backed securities
INVESTMENT SECURITIES
Amortized Cost	18,253	17,368
Gross Unrealized Gains		13
Gross Unrealized Losses	(1,451)	(436)
Estimated Fair Value	16,802	16,945
Other mortgage-backed securities
INVESTMENT SECURITIES
Amortized Cost	47,656	37,991
Gross Unrealized Gains	19	28
Gross Unrealized Losses	(4,855)	(2,208)
Estimated Fair Value	$ 42,820	$ 35,811

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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

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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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