Summary of Significant Accounting Policies (Details Narrative) - USD ($)	12 Months Ended
Apr. 30, 2023	Apr. 30, 2022
Product Information [Line Items]
Revenue remaining performance obligation	$ 3,900,000
Revenue remaining performance obligation	$ 4,000,000.0
Revenue remaining performance obligation, percentage	97.00%
Investment securities	$ 27,790,000	$ 49,384,000
Interest expense on the premium/discount	$ 122,000	$ 58,000
Antidilutive securities excluded from computation of earnings per share, amount	7,777,026	6,353,422
Employee Benefits and Share-Based Compensation	$ 1,500,000	$ 1,200,000
Trade Names [Member]
Product Information [Line Items]
Intangible asset estimated lives	12 years
Customer Relationships [Member]
Product Information [Line Items]
Intangible asset estimated lives	10 years
Revenue Benchmark [Member] \| Customer Concentration Risk [Member] \| Two And Four Customers [Member]
Product Information [Line Items]
Concentration risk percentage	32.00%	49.00%
Transferred over Time [Member]
Product Information [Line Items]
Revenue remaining performance obligation	$ 1,000,000.0
Transferred at Point in Time [Member]
Product Information [Line Items]
Revenue remaining performance obligation	$ 1,700,000

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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