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BENEFIT PLANS - Maximum number of shares issued to employees that could be vested (Details) - $ / shares	12 Months Ended
	Apr. 30, 2024	Apr. 30, 2023
BENEFIT PLANS
Number of Shares - Non-vested	26,267	21,500
Number of Shares - Granted	16,400	14,600
Number of Shares - Vested	(12,199)	(9,833)
Number of Shares - Forfeited	0	0
Number of Shares - Non-vested	30,468	26,267
Weighted Average Grant Date Fair Value Non-vested	$ 10.53	$ 8.98
Weighted Average Grant Date Fair Value Granted	19.23	11.17
Weighted Average Grant Date Fair Value Vested	9.68	8.09
Weighted Average Grant Date Fair Value Forfeited	0	0
Weighted Average Grant Date Fair Value Non-vested	$ 15.55	$ 10.53

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- References

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- Definition

Gross number of share options (or share units) granted during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(01)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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- Definition

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (d)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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- Definition

Number of non-vested options outstanding.

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- Definition

Number of non-vested options forfeited.

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- Definition

Weighted average grant-date fair value of non-vested options forfeited.

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Weighted average grant-date fair value of non-vested options outstanding.

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- Definition

Number of options vested.

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- Definition

Weighted average grant-date fair value of options vested.

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