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Goodwill and Other Intangible Assets - Schedule of Goodwill Roll-forward (Details) - USD ($) $ in Millions	12 Months Ended
	May 02, 2020	Apr. 27, 2019	Apr. 28, 2018
Goodwill [Roll Forward]
Beginning balance	$ 233.3	$ 59.2	$ 1.6
Acquisitions	(0.2)	175.3	57.2
Foreign Currency Translation	(1.5)	(1.2)	0.4
Ending balance	231.6	233.3	59.2
Automotive
Goodwill [Roll Forward]
Beginning balance	106.3	57.5
Acquisitions		49.4	57.2
Foreign Currency Translation	(0.1)	(0.6)	0.3
Ending balance	106.2	106.3	57.5
Industrial
Goodwill [Roll Forward]
Beginning balance	127.0	1.7	1.6
Acquisitions	(0.2)	125.9
Foreign Currency Translation	(1.4)	(0.6)	0.1
Ending balance	$ 125.4	$ 127.0	$ 1.7

X

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
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-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266

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- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
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- Definition

Amount of increase (decrease) of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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