LOANS RECEIVABLE - Additional information (Details) - USD ($)	12 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Net deferred loan fees	$ 6,600,000	$ 4,100,000
Discount on Loans receivable	722,000	1,100,000
Premiums On Loans Receivable	$ 956,000	1,500,000
Percentage of loans and extensions of credit outstanding	15.00%
Loans pledged as collateral	$ 486,700,000
PPP
Accounts, Notes, Loans and Financing Receivable [Line Items]
Net deferred loan fees	$ 2,700,000	$ 0
Commercial real estate \| Commercial Real Estate Portfolio Segment \| Minimum
Accounts, Notes, Loans and Financing Receivable [Line Items]
Maximum loan-to-value ratio	65.00%
Commercial real estate \| Commercial Real Estate Portfolio Segment \| Maximum
Accounts, Notes, Loans and Financing Receivable [Line Items]
Maximum loan-to-value ratio	80.00%
Raw Land Loans [Member] \| Commercial Real Estate Portfolio Segment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Maximum loan-to-value ratio	65.00%
Land and Land Improvements [Member] \| Commercial Real Estate Portfolio Segment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Maximum loan-to-value ratio	75.00%
Real estate one-to-four family \| Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Maximum loan-to-value ratio	80.00%
Real estate one-to-four family \| Consumer \| Minimum
Accounts, Notes, Loans and Financing Receivable [Line Items]
Terms of maturity	15 years
Real estate one-to-four family \| Consumer \| Maximum
Accounts, Notes, Loans and Financing Receivable [Line Items]
Terms of maturity	30 years

Represents the amount related to discounts on loans receivable.

No definition available.

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Balance Type:	credit
Period Type:	instant

- Definition

Loans Receivable Terms Of Maturity.

+ References

No definition available.

+ Details

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- Definition

maximum loan-to-value ratio.

+ References

No definition available.

+ Details

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- Definition

Represent percentage of loans and extensions of credit outstanding.

+ References

No definition available.

+ Details

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- Definition

Represents the amount related to premiums on loans receivable.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Definition

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.

+ References

No definition available.

+ Details

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- Definition

Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7)
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 50
-Paragraph 4
-Subparagraph (a)(4)
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-Section 50
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Balance Type:	credit
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- Definition

Carrying amount as of the balance sheet date of loans that have been pledged as collateral for borrowings. If the secured party has the right by contract or custom to sell or re-pledge the collateral, then the debtor reclassifies that asset and report that asset in its statement of financial position separately from other assets not so encumbered.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 45
-Paragraph 1
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- Details

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