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Basis Of Presentation Basis of Presentation (Reclassifications) (Details) - Accounting Standards Update 2016-02 $ in Thousands | Sep. 29, 2019 USD ($)
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New Accounting Pronouncements or Change in Accounting Principle |
Initial Right of Use Asset Recognized | $ 70,806
Initial Lease Liability Recognized | $ 74,456

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- Definition Initial Lease Liability at adoption of ASU 842 + References No definition available. + Details
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Namespace Prefix: | mog_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Initial Right of Use Asset Recognized + References No definition available. + Details
Name: | mog_InitialRightofUseAssetRecognized
Namespace Prefix: | mog_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- 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_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_AdjustmentsForNewAccountingPronouncementsAxis=us-gaap_AccountingStandardsUpdate201602Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |