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Income Taxes - Summary of Significant Portions of Deferred Tax Assets and Liabilities (Details) - USD ($)	Jul. 31, 2024	Apr. 30, 2024
Deferred tax assets (liabilities):
Net operating loss carryforwards	$ 11,658,241	$ 11,378,409
Start-up costs	808,647	833,918
Stock option and warrant payments	705,662	694,206
Accumulated depreciation	159,300	(3,339)
Research and development credits	255,600	255,600
Research and development warrants	21,488	21,488
Total deferred tax assets, net	13,608,938	13,180,282
Valuation Allowance	(13,608,938)	(13,180,282)
Net Deferred Tax Assets	$ 0	$ 0

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- Definition

Deferred tax assets liabilities net before valuation allowance.

+ References

No definition available.

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- Definition

Deferred Tax Assets Research and Development Warrants

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- Definition

Deferred tax assets start-up costs.

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- Definition

Deferred Tax Assets Stock option and Warrant Payments

+ References

No definition available.

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- Definition

Deferred tax liabilities accumulated depreciation.

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- Definition

Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-2

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-6

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible research tax credit carryforwards.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-6

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-2

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