Related Party Transactions (Details) - USD ($)	3 Months Ended	9 Months Ended
Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2023	Jan. 31, 2022
Related Party Transaction [Line Items]
Due to related parties	$ 0		$ 0
Board Member \| Board Member One
Related Party Transaction [Line Items]
Related party transaction, amounts of transaction	9,000	$ 9,000	27,000	$ 27,000
Board Member \| Board Member Two
Related Party Transaction [Line Items]
Related party transaction, amounts of transaction	$ 0	$ 341	$ 0	$ 5,460

Carrying amount as of the balance sheet date of obligations due all related parties.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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+ Details