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Shareholders' Equity - Dividends (Details) - USD ($) $ in Millions	12 Months Ended
	Apr. 27, 2019	Apr. 28, 2018	Apr. 29, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Cash Dividends	$ (16.3)	$ (14.7)	$ (13.7)

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- References

No definition available.

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- Definition

Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585

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