Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

+ Details

Name:	us-gaap_RestructuringCostAndReserveLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- 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

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_IncomeStatementLocationAxis=mei_SellingAndAdministrativeExpensesMember
Namespace Prefix:
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Balance Type:
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- Details

Name:	srt_ProductOrServiceAxis=mei_CostOfProductsSoldMember
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Restructuring - Narrative (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended		12 Months Ended
Restructuring - Narrative (Details) - USD ($) $ in Millions	Jan. 29, 2022	Jan. 29, 2022	Jan. 30, 2021	Jan. 29, 2022	Jan. 30, 2021	May 01, 2021
Restructuring Cost And Reserve [Line Items]
Restructuring costs	$ 2.1	$ 3.1	$ 0.7	$ 3.3	$ 8.3	$ 1.2
Severance costs				0.2
Selling and Administrative Expenses
Restructuring Cost And Reserve [Line Items]
Restructuring costs		1.9	0.3	2.1	3.3
Cost of Products Sold
Restructuring Cost And Reserve [Line Items]
Restructuring costs		$ 1.2	$ 0.4	$ 1.2	$ 5.0