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Restructuring - Schedule of Restructuring Activity (Details) - USD ($) $ in Millions			12 Months Ended
	Apr. 30, 2022	May 01, 2021	Apr. 30, 2022	May 01, 2021
Restructuring Cost And Reserve [Line Items]
Restructuring Costs	$ 0.1	$ 1.2	$ 3.6	$ 8.2
Employee Termination Benefits [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Costs	$ 0.1	0.7	0.4
Asset Impairment Charges [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Costs			3.1
Contract Termination [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Costs		$ 0.5	0.1
Cash [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Costs			(1.6)
Cash [Member] | Employee Termination Benefits [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Costs			(1.0)
Cash [Member] | Contract Termination [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Costs			(0.6)
Non Cash [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Costs			(3.1)
Non Cash [Member] | Asset Impairment Charges [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Costs			$ (3.1)

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+ References

No definition available.

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- Definition

Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585

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