Shareholders' Equity - Summary of Changes in Accumulated Other Comprehensive Income (Loss), Net of Tax (Details) - USD ($) $ in Millions	12 Months Ended
May 01, 2021	May 02, 2020	Apr. 27, 2019
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance	$ 783.4	$ 689.7	$ 630.0
Other comprehensive income (loss) recognized during the period, net of tax (expense) benefit	37.4	(12.3)	(27.5)
Ending balance	918.0	783.4	689.7
Accumulated other comprehensive income (loss)	6.1	(26.9)	(13.6)
Currency Translation Adjustments
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance	(25.9)	(13.6)	13.9
Other comprehensive income (loss) recognized during the period, net of tax (expense) benefit	37.4	(12.3)	(27.5)
Ending balance	11.5	(25.9)	$ (13.6)
Derivative Financial Instruments
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance	(1.0)
Other comprehensive loss recognized during the period, net of tax benefit	(4.4)	(1.0)
Ending balance	$ (5.4)	$ (1.0)

Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.

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