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Divestitures (Narrative) (Details) (USD $) In Thousands, unless otherwise specified | 6 Months Ended
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Apr. 04, 2015
Business Acquisition [Line Items] |
Proceeds from Divestiture of Businesses | $ 3,500 us-gaap_ProceedsFromDivestitureOfBusinesses
Medical Devices [Member] |
Business Acquisition [Line Items] |
Business divestiture number of Entities Divested | 1 mog_BusinessdivestiturenumberofEntitiesDivested / us-gaap_StatementBusinessSegmentsAxis = mog_MedicalDevicesMember

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- Definition Business divestiture number of Entities Divested + References No definition available. + Details
Name: | mog_BusinessdivestiturenumberofEntitiesDivested
Namespace Prefix: | mog_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_BusinessAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
Name: | us-gaap_ProceedsFromDivestitureOfBusinesses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=mog_MedicalDevicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |