EMPLOYEE BENEFIT PLANS (Details) - USD ($)	3 Months Ended		6 Months Ended
	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2023	Oct. 31, 2022
EMPLOYEE BENEFIT PLANS (Details) [Line Items]
Stock Issued During Period, Shares, Employee Benefit Plan (in Shares)	12,885		29,898
Deferred Compensation Arrangement with Individual, Compensation Expense	$ 109,000	$ 109,000	$ 217,000	$ 218,000
Deferred Compensation Arrangement with Individual, Distribution Paid	175,000	159,000	361,000	320,000
Interest Expense [Member]
EMPLOYEE BENEFIT PLANS (Details) [Line Items]
Deferred Compensation Arrangement with Individual, Compensation Expense	$ 29,000	$ 18,000	$ 60,000	$ 36,000