Discontinued Operations - results of operations (Details) - USD ($)	12 Months Ended
Apr. 30, 2024	Apr. 30, 2023
Discontinued Operations and Disposal Groups [Abstract]
Revenues	$ 4,213,653	$ 5,290,946
Cost of goods sold	4,577,980	4,793,430
Gross (Loss) Profit	(364,327)	497,516
Operating Expenses
Research and development	118,093	346,002
Sales and marketing	1,157,448	862,384
General and administrative	863,361	1,044,435
Total operating expenses	2,138,902	2,252,821
Operating loss	(2,503,229)	(1,755,305)
Other expense (income)
Interest expense	22,856
Other, net	(152)	(24,919)
Other expense (income)	22,704	(24,919)
Net loss from discontinued operations	$ (2,525,933)	$ (1,730,386)

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Amount of costs of goods sold attributable to disposal group, including, but not limited to, discontinued operation.

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Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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