XML 82 R68.htm IDEA: XBRL DOCUMENT
v3.22.2

Retirement Benefits - Narrative (Details) - USD ($) | 12 Months Ended
--- | ---
Apr. 30, 2022 | May 01, 2021 | May 02, 2020
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items] |  |  |
Employer matching contribution, percent | 3.00% |  |
Employer 401(k) contribution | $ 1,200,000 | $ 1,200,000 | $ 1,700,000
Deferred Compensation Plan, maximum deferral percentage, annual base salary | 75.00% |  |
Deferred Compensation Plan, maximum deferral percentage, annual cash incentive | 100.00% |  |
Deferred Compensation Plan, aggregate minimum deferral | $ 3,000 |  |
Deferred Compensation Plan, minimum deferral period | 3 years |  |
Deferred Compensation Plan, vesting percentage | 100.00% |  |
Deferred Compensation Plan, employer discretionary contribution amount | $ 0 |  |
Deferred compensation | 7,600,000 | 6,500,000 |
Asset Held in Trust |  |  |
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items] |  |  |
Cash surrender value of life insurance | 7,800,000 | 8,300,000 |
Key Individual Life Insurance |  |  |
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items] |  |  |
Cash surrender value of life insurance | $ 9,900,000 | $ 9,500,000 |

X
- Definition Deferred Compensation Plan, Aggregate Minimum Deferral + References No definition available. + Details
Name: | mei_DeferredCompensationPlanAggregateMinimumDeferral
Namespace Prefix: | mei_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Deferred Compensation Plan, Employer Discretionary Contribution Amount + References No definition available. + Details
Name: | mei_DeferredCompensationPlanEmployerDiscretionaryContributionAmount
Namespace Prefix: | mei_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Deferred Compensation Plan, Maximum Deferral Percentage, Annual Base Salary + References No definition available. + Details
Name: | mei_DeferredCompensationPlanMaximumDeferralPercentageAnnualBaseSalary
Namespace Prefix: | mei_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Deferred Compensation Plan, Maximum Deferral Percentage, Annual Cash Incentive + References No definition available. + Details
Name: | mei_DeferredCompensationPlanMaximumDeferralPercentageAnnualCashIncentive
Namespace Prefix: | mei_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Deferred Compensation Plan, Minimum Deferral Period + References No definition available. + Details
Name: | mei_DeferredCompensationPlanMinimumDeferralPeriod
Namespace Prefix: | mei_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Deferred Compensation, Vesting Percentage + References No definition available. + Details
Name: | mei_DeferredCompensationVestingPercentage
Namespace Prefix: | mei_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Carrying amount as of the balance sheet date of amounts which could be received based on the terms of the insurance contract upon surrendering life policies owned by the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 4 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=124098289&loc=d3e6812-107765 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_CashSurrenderValueOfLifeInsurance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition 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. + References No definition available. + Details
Name: | us-gaap_DeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements. Represents currently earned compensation under compensation arrangements that is not actually paid until a later date. + References No definition available. + Details
Name: | us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of discretionary contributions made by an employer to a defined contribution plan. + References No definition available. + Details
Name: | us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan. + References No definition available. + Details
Name: | us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_AssetHeldInTrustMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | mei_CompanyOwnedLifeInsuranceTypeAxis=mei_KeyIndividualLifeInsuranceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |