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Goodwill And Intangible Assets (Changes In Carrying Amount Of Goodwill) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended
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Jan. 03, 2015
Goodwill [Line Items] |
Beginning balance | $ 757,852 us-gaap_Goodwill
Foreign Currency Translation | (11,295)us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments
Ending balance | 746,557 us-gaap_Goodwill
Aircraft Controls [Member] |
Goodwill [Line Items] |
Beginning balance | 192,852 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = mog_AircraftControlsMember
Foreign Currency Translation | (3,708)us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments / us-gaap_StatementBusinessSegmentsAxis = mog_AircraftControlsMember
Ending balance | 189,144 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = mog_AircraftControlsMember
Space And Defense Controls [Member] |
Goodwill [Line Items] |
Beginning balance | 159,607 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = mog_SpaceAndDefenseControlsMember
Foreign Currency Translation | (647)us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments / us-gaap_StatementBusinessSegmentsAxis = mog_SpaceAndDefenseControlsMember
Ending balance | 158,960 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = mog_SpaceAndDefenseControlsMember
Industrial Systems [Member] |
Goodwill [Line Items] |
Beginning balance | 118,009 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = mog_IndustrialSystemsMember
Foreign Currency Translation | (4,179)us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments / us-gaap_StatementBusinessSegmentsAxis = mog_IndustrialSystemsMember
Ending balance | 113,830 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = mog_IndustrialSystemsMember
Components [Member] |
Goodwill [Line Items] |
Beginning balance | 202,910 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = mog_ComponentsMember
Foreign Currency Translation | (2,171)us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments / us-gaap_StatementBusinessSegmentsAxis = mog_ComponentsMember
Ending balance | 200,739 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = mog_ComponentsMember
Medical Devices [Member] |
Goodwill [Line Items] |
Beginning balance | 84,474 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = mog_MedicalDevicesMember
Foreign Currency Translation | (590)us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments / us-gaap_StatementBusinessSegmentsAxis = mog_MedicalDevicesMember
Ending balance | $ 83,884 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = mog_MedicalDevicesMember

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
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Period Type: | instant

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Data Type: | xbrli:stringItemType
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Period Type: | duration

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- Definition Amount of increase (decrease) from foreign currency translation adjustments and purchase accounting adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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