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INVESTMENT SECURITIES - Available for sale (Details) - USD ($) $ in Thousands | Jun. 30, 2024 | Mar. 31, 2024
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INVESTMENT SECURITIES |  |
Amortized Cost | $ 158,920 | $ 164,416
Gross Unrealized Gains | 12 | 26
Gross Unrealized Losses | (21,561) | (21,246)
Estimated Fair Value | 137,371 | 143,196
Municipal securities |  |
INVESTMENT SECURITIES |  |
Amortized Cost | 41,651 | 41,657
Gross Unrealized Gains | 1 | 20
Gross Unrealized Losses | (6,867) | (6,541)
Estimated Fair Value | 34,785 | 35,136
Agency securities |  |
INVESTMENT SECURITIES |  |
Amortized Cost | 44,874 | 47,818
Gross Unrealized Losses | (4,060) | (4,241)
Estimated Fair Value | 40,814 | 43,577
Real estate mortgage investment conduits |  |
INVESTMENT SECURITIES |  |
Amortized Cost | 30,677 | 31,424
Gross Unrealized Losses | (6,005) | (5,759)
Estimated Fair Value | 24,672 | 25,665
Residential mortgage-backed securities |  |
INVESTMENT SECURITIES |  |
Amortized Cost | 12,840 | 13,519
Gross Unrealized Gains | 6 | 3
Gross Unrealized Losses | (921) | (971)
Estimated Fair Value | 11,925 | 12,551
Other mortgage-backed securities |  |
INVESTMENT SECURITIES |  |
Amortized Cost | 28,878 | 29,998
Gross Unrealized Gains | 5 | 3
Gross Unrealized Losses | (3,708) | (3,734)
Estimated Fair Value | $ 25,175 | $ 26,267

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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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