XML 83 R64.htm IDEA: XBRL DOCUMENT
v3.24.1.1.u2

Acquisitions and Dispositions, Germany Automotive Businesses Held for Sale (Details) $ in Millions |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Oct. 31, 2023 USD ($) Business | Dec. 31, 2023 Business | Mar. 31, 2024 USD ($) Business | Mar. 31, 2023 USD ($) | Mar. 31, 2022 USD ($)
Disposition of Germany Automotive Businesses [Abstract] |  |  |  |  |
Number of automotive businesses sold | Business | 3 | 3 | 3 |  |
Gain on sale of businesses |  |  | $ 4.0 | $ 0.0 | $ (6.6)
Write-off of net actuarial gains |  |  | 0.6 |  |
Three Germany Automotive Businesses [Member] |  |  |  |  |
Disposition of Germany Automotive Businesses [Abstract] |  |  |  |  |
Gain on sale of businesses |  |  | 4.0 |  |
Write-off of net actuarial gains |  |  | 0.6 |  |
Net sales of disposal group |  |  | $ 54.2 | $ 79.0 |
Three Germany Automotive Businesses [Member] | Maximum [Member] |  |  |  |  |
Disposition of Germany Automotive Businesses [Abstract] |  |  |  |  |
Net transaction price for sale of disposal group | $ 1.0 |  |  |  |

X
- Definition Number of automotive businesses sold. + References No definition available. + Details
Name: | mod_NumberOfAutomotiveBusinessesSold
Namespace Prefix: | mod_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount before tax of unrecognized net actuarial losses (gains) written off related to the disposal of businesses. + References No definition available. + Details
Name: | mod_UnrecognizedNetPensionLossGainInDisposedBusinesses
Namespace Prefix: | mod_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Definition Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation. + References No definition available. + Details
Name: | us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 205 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483499/205-20-50-7 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 205 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5B -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483499/205-20-50-5B + Details
Name: | us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 810 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481203/810-10-50-1B + Details
Name: | us-gaap_GainLossOnSaleOfBusiness
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=mod_ThreeGermanyAutomotiveBusinessesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |