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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) | 12 Months Ended | 24 Months Ended |  |
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Mar. 31, 2020 segment item | Mar. 31, 2019 USD ($) | Mar. 31, 2020 item | Mar. 31, 2021 USD ($) | Sep. 30, 2018 USD ($)
Accounting Policies [Abstract] |  |  |  |  |
Number of branches in rural and suburban communities | item | 18 |  | 18 |  |
Bank sold deposits |  |  |  |  | $ 3,200,000
Gain on sale of deposits |  | $ 70,000 |  |  |
Gain on sale of Longview branch land and building |  | $ 355,000 |  |  |
Number of operating segments | segment | 2 |  |  |  |
Minimum percentage of monthly payments charged off for consumer installment loan |  |  | 75.00% |  |
Mortgage loans secured by residential real estate |  |  |  | $ 0 |

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- Definition Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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- Definition Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 35 -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL49126937-111524 + Details
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- Definition Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. + References No definition available. + Details
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