XML 50 R39.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Basis Of Presentation Basis of Presentation (Reclassifications) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2018 | Apr. 01, 2017 | Mar. 31, 2018 | Apr. 01, 2017
New Accounting Pronouncements and Changes in Accounting Principles [Abstract] |  |  |  |
Tax Cuts and Jobs Act, reclassification from AOCIL to retained earnings | $ 47,077 | $ 0 | $ 47,077 | $ 0

X
- Definition Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect + References No definition available. + Details
Name: | mog_TaxCutsandJobsActReclassificationfromAOCItoRetainedEarningsTaxEffect
Namespace Prefix: | mog_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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