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Balance Sheet Components - Derivatives Not Designated as Hedges - Narrative (Details) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jan. 30, 2021 USD ($) | Jan. 30, 2021 USD ($)
Derivative [Line Items] |  |
Foreign Currency Contract, Asset, Fair Value Disclosure | $ 0.2 | $ 0.2
Gain (Loss) on Foreign Currency Derivatives Recorded in Earnings, Net | 0.2 | 0.2
Foreign Exchange Forward |  |
Derivative [Line Items] |  |
Derivative, notional amount | $ 21.9 | $ 21.9

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