INVESTMENT IN MORION, INC. (Details) - USD ($)	3 Months Ended		9 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2024	Jan. 31, 2023
INVESTMENT IN MORION, INC. (Details) [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	$ 89,000	$ 55,000	$ 89,000	$ 86,000
Morion Inc [Member]
INVESTMENT IN MORION, INC. (Details) [Line Items]
Cost Method Investment Ownership Percentage	4.60%	4.60%	4.60%	4.60%