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Related Party Transactions (Details) - USD ($) $ in Thousands	3 Months Ended
	Jul. 31, 2022	Jul. 31, 2021
Related Party Transaction [Line Items]
Due to related parties	$ 0
Board Member | Board Member One
Related Party Transaction [Line Items]
Related party transaction, amounts of transaction	9	$ 9
Board Member | Board Member Two
Related Party Transaction [Line Items]
Related party transaction, amounts of transaction	$ 0	$ 3

X

- Definition

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

+ References

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X

- Definition

Amount of transactions with related party during the financial reporting period.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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X

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