Basis of Presentation - Additional Information (Details) - USD ($)	3 Months Ended	12 Months Ended
	Jul. 31, 2022	Apr. 30, 2021
Background Description Of Business And Basis Of Presentation [Line Items]
Impact on previously reported net income or comprehensive income		$ 0
Accounting Standards Update [Extensible Enumeration]	ASU 2019-12
Change in accounting principle, accounting standards update, adopted [true false]	true
Change in accounting principle accounting standards update adoption date	May 01, 2021
Change in accounting principle, accounting standards update, immaterial effect [true false]	true
Minimum
Background Description Of Business And Basis Of Presentation [Line Items]
Product shipment days	20 days
Maximum
Background Description Of Business And Basis Of Presentation [Line Items]
Product shipment days	90 days