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Shareholders' Equity - Summary of Stock Buyback Activity Under Share Buyback Program (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended | 13 Months Ended
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Apr. 30, 2022 | May 01, 2021 | Apr. 30, 2022
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |  |  |
Shares purchased | 1,425,190 | 167,949 | 1,593,139
Average price per share | $ 44.73 | $ 44.66 |
Total cost | $ 63.7 | $ 7.5 | $ 71.2

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