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Balance Sheet Components - Assets held for sale - Narrative (Details) - USD ($) $ in Millions	9 Months Ended
	Feb. 01, 2025	Jan. 27, 2024
Balance Sheet Components [Abstract]
Non-core real estate assets, aggregate carrying value	$ 2.0
Gain on sale of assets	$ 0.3	$ (0.6)

X

- Definition

Balance Sheet Components [Abstract]

+ References

No definition available.

+ Details

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Namespace Prefix:	mei_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Non-core real estate assets, carrying value .

+ References

No definition available.

+ Details

Name:	mei_NonCoreRealEstateAssetsCarryingValue
Namespace Prefix:	mei_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration