Ordinary Shares - Summary of Ordinary Shares Reserved for Issuance (Details) - shares	Apr. 30, 2023	Apr. 30, 2022
Class of Stock [Line Items]
Total ordinary shares reserved (in shares)	35,096,770	27,584,356
Stock options
Class of Stock [Line Items]
Total ordinary shares reserved (in shares)	4,038,238	5,219,124
RSUs
Class of Stock [Line Items]
Total ordinary shares reserved (in shares)	7,494,399	4,717,548
2012 Plan
Class of Stock [Line Items]
Total ordinary shares reserved (in shares)	17,564,133	17,647,684
Employee Stock Purchase Plan 2022
Class of Stock [Line Items]
Total ordinary shares reserved (in shares)	6,000,000	0