STOCK TRANSACTIONS	9 Months Ended
Jan. 31, 2022
Disclosure Text Block Supplement [Abstract]
Treasury Stock [Text Block]	NOTE D –STOCK TRANSACTIONS During the three and nine-month periods ended January 31, 2022, the Company made contributions of 7,045 and 31,075 shares of its common stock, respectively, to the Company’s profit-sharing plan and trust under Section 401(k) of the Internal Revenue Code. Such contributions are in accordance with the Company’s discretionary match of employee voluntary contributions to this plan.

The entire disclosure for treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-URI http://asc.fasb.org/subtopic&trid=2208821

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