SHAREHOLDERS' EQUITY AND REGULATORY CAPITAL REQUIREMENTS - Compliance with Regulatory Capital Requirements under Banking Regulations (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Mar. 31, 2019
Shareholders Equity And Regulatory Capital Requirements [Abstract]
Total capital to risk weighted assets actual amount	$ 145,949	$ 140,062
Total capital to risk weighted assets actual ratio	17.01%	16.88%
Total capital to risk weighted assets for capital adequacy purposes amount	$ 68,630	$ 66,379
Total capital to risk weighted assets for capital adequacy purposes ratio	8.00%	8.00%
Total capital to risk weighted assets for capital adequacy purposes well capitalized under prompt corrective action amount	$ 85,787	$ 82,974
Total capital to risk weighted assets for capital adequacy purposes well capitalized under prompt corrective action ratio	10.00%	10.00%
Tier 1 to risk weighted assets actual amount	$ 135,196	$ 129,671
Tier 1 to risk weighted assets actual ratio	15.76%	15.63%
Tier 1 to risk weighted assets for capital adequacy purposes amount	$ 51,472	$ 49,784
Tier 1to risk weighted assets for capital adequacy purposes ratio	6.00%	6.00%
Tier 1 to risk weighted assets well capitalized under prompt corrective action amount	$ 68,630	$ 66,379
Tier 1 to risk weighted assets well capitalized under prompt corrective action ratio	8.00%	8.00%
Common equity Tier 1 capital to risk weighted assets actual amount	$ 135,196	$ 129,671
Common equity Tier 1 capital to risk weighted assets actual ratio	15.76%	15.63%
Common equity Tier 1 to risk weighted assets for capital adequacy purposes amount	$ 38,604	$ 37,338
Common equity Tier 1 to risk weighted assets for capital adequacy purposes ratio	4.50%	4.50%
Common equity Tier 1 to risk weighted assets well capitalized under prompt corrective action amount	$ 55,762	$ 53,933
Common equity Tier 1 to risk weighted assets well capitalized under prompt corrective action ratio	6.50%	6.50%
Tier 1 capital leverage to average tangible assets actual amount	$ 135,196	$ 129,671
Tier 1 capital leverage to average tangible assets actual ratio	11.79%	11.56%
Tier 1 capital leverage to average tangible assets for capital adequacy purposes amount	$ 45,851	$ 44,874
Tier 1 capital leverage to average tangible assets for capital adequacy purposes ratio	4.00%	4.00%
Tier 1 capital leverage to average tangible assets well capitalized under prompt corrective action amount	$ 57,313	$ 56,092
Tier 1 capital leverage to average tangible assets well capitalized under prompt corrective action ratio	5.00%	5.00%

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Represents the monetary value of Common Equity Tier 1 Capital for adequacy, as on the indicated date.

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Represents the ratio of common equity Tier 1 Capital for adequacy to Risk-weighted Assets, as of the indicated date.

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Represents the monetary value of Common Equity Tier 1 Capital for adequacy, as on the indicated date.

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Represents the ratio of common equity Tier 1 Capital to be well capitalized, to Risk-weighted Assets, as of the indicated date.

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Represents the ration of common equity Tier 1 Capital to Risk-weighted Assets, as of the indicated date.

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The amount of total capital as defined in the regulations.

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The minimum amount of Total Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The minimum Total risk based capital ratio (total capital divided by risk weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The amount of Total Capital required to be categorized as well as capitalized under the regulatory framework for prompt corrective action.

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The Total risk based capital ratio (total capital divided by risk weighted assets) required to be categorized as "well capitalized", in the regulatory framework for prompt corrective action.

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Total Capital divided by risk weighted assets as defined in the regulations.

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Tier 1 Leverage Capital as defined in the regulations. Also called Core Capital.

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The minimum amount of Tier 1 Leverage Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The amount of Tier 1 Leverage Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action.

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The amount of Tier 1 Leverage Capital required to be categorized as well capitalized divided by average assets as defined in the regulatory framework for prompt corrective action.

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Tier 1 Leverage Capital divided by average assets as defined in the regulations.

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Tier 1 Risk Based Capital as defined in the regulations.

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The minimum amount of Tier 1 Risk Based Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The minimum Tier One Capital Ratio (Tier one capital divided by risk-weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The amount of Tier 1 Risk Based Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action.

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The Tier 1 capital ratio (Tier 1 capital divided by risk weighted assets) required to be categorized as "well capitalized" under the regulatory framework for prompt corrective action.

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Tier 1 capital divided by risk weighted assets as defined by regulations.

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