XML 110 R90.htm IDEA: XBRL DOCUMENT
v3.21.2

Employee Benefit Plans (Schedule Of Consolidated Plan Assets Using The Fair Value Hierarchy) (Details) - Pension Plan - USD ($) $ in Thousands | Oct. 02, 2021 | Oct. 03, 2020 | Sep. 28, 2019
--- | --- | --- | ---
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | $ 768,279 |  |
Level 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 2,991 | $ 56,461 | $ 56,718
Fair Value Measured at Net Asset Value Per Share |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 152,364 | 21,316 |
Collective investment trusts | Fair Value Measured at Net Asset Value Per Share |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 128,941 | 0 |
U.S. Plans |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 640,513 | 615,872 | 1,004,163
U.S. Plans | Level 1 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 462,874 | 588,275 |
U.S. Plans | Level 2 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 25,275 | 6,281 |
U.S. Plans | Level 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 | 505
U.S. Plans | Fair Value, Inputs, Level 1, 2 and 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 488,149 | 594,556 |
U.S. Plans | Fair Value Measured at Net Asset Value Per Share |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 152,364 | 21,316 |
U.S. Plans | Equity funds | Level 1 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 200,929 | 197,580 |
U.S. Plans | Equity funds | Level 2 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
U.S. Plans | Equity funds | Level 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
U.S. Plans | Equity funds | Fair Value, Inputs, Level 1, 2 and 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 200,929 | 197,580 |
U.S. Plans | Fixed income funds | Level 1 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 261,945 | 390,695 |
U.S. Plans | Fixed income funds | Level 2 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
U.S. Plans | Fixed income funds | Level 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
U.S. Plans | Fixed income funds | Fair Value, Inputs, Level 1, 2 and 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 261,945 | 390,695 |
U.S. Plans | Money market funds | Level 1 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
U.S. Plans | Money market funds | Level 2 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 25,275 | 6,281 |
U.S. Plans | Money market funds | Level 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
U.S. Plans | Money market funds | Fair Value, Inputs, Level 1, 2 and 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 25,275 | 6,281 |
Non-U.S. Plans |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 127,766 | 170,765 | 166,242
Non-U.S. Plans | Level 1 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 10,192 | 8,838 |
Non-U.S. Plans | Level 2 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 114,583 | 105,466 |
Non-U.S. Plans | Level 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 2,991 | 56,461 | $ 56,213
Non-U.S. Plans | Equity funds | Level 1 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Equity funds | Level 2 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 6,971 | 6,159 |
Non-U.S. Plans | Equity funds | Level 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Equity funds | Fair Value, Inputs, Level 1, 2 and 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 6,971 | 6,159 |
Non-U.S. Plans | Fixed income funds | Level 1 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Fixed income funds | Level 2 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 8,152 | 7,558 |
Non-U.S. Plans | Fixed income funds | Level 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Fixed income funds | Fair Value, Inputs, Level 1, 2 and 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 8,152 | 7,558 |
Non-U.S. Plans | Money market funds | Level 1 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Money market funds | Level 2 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 542 | 576 |
Non-U.S. Plans | Money market funds | Level 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Money market funds | Fair Value, Inputs, Level 1, 2 and 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 542 | 576 |
Non-U.S. Plans | Equity securities | Level 1 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 9,843 | 8,689 |
Non-U.S. Plans | Equity securities | Level 2 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Equity securities | Level 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Equity securities | Fair Value, Inputs, Level 1, 2 and 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 9,843 | 8,689 |
Non-U.S. Plans | Fixed income securities | Level 1 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Fixed income securities | Level 2 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 18,594 | 17,930 |
Non-U.S. Plans | Fixed income securities | Level 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Fixed income securities | Fair Value, Inputs, Level 1, 2 and 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 18,594 | 17,930 |
Non-U.S. Plans | Collective investment trusts | Level 1 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Collective investment trusts | Level 2 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 21,681 | 19,636 |
Non-U.S. Plans | Collective investment trusts | Level 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Collective investment trusts | Fair Value, Inputs, Level 1, 2 and 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 21,681 | 19,636 |
Non-U.S. Plans | Unit linked life insurance funds | Level 1 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Unit linked life insurance funds | Level 2 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 58,643 | 53,607 |
Non-U.S. Plans | Unit linked life insurance funds | Level 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Unit linked life insurance funds | Fair Value, Inputs, Level 1, 2 and 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 58,643 | 53,607 |
Non-U.S. Plans | Cash and cash equivalents | Level 1 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 349 | 149 |
Non-U.S. Plans | Cash and cash equivalents | Level 2 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Cash and cash equivalents | Level 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Cash and cash equivalents | Fair Value, Inputs, Level 1, 2 and 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 349 | 149 |
Non-U.S. Plans | Insurance contracts and other | Level 1 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Insurance contracts and other | Level 2 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 0 | 0 |
Non-U.S. Plans | Insurance contracts and other | Level 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | 2,991 | 56,461 |
Non-U.S. Plans | Insurance contracts and other | Fair Value, Inputs, Level 1, 2 and 3 |  |  |
Defined Benefit Plan Disclosure |  |  |
Total investments at fair value | $ 2,991 | $ 56,461 |

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

X
- Definition Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(01) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(01) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(ii) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=123450688&loc=d3e4179-114921 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(02) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 7: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(ii) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
Name: | us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_RetirementPlanTypeAxis=us-gaap_PensionPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RetirementPlanSponsorLocationAxis=country_US
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel12And3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=us-gaap_EquityFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=us-gaap_FixedIncomeFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=us-gaap_MoneyMarketFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RetirementPlanSponsorLocationAxis=us-gaap_ForeignPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=us-gaap_EquitySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=us-gaap_FixedIncomeSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=mog_UnitlinkedlifeinsurancefundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=us-gaap_CashAndCashEquivalentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=mog_InsuranceContractsAndOtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |