Expansion option to increase credit facility

No definition available.

Name:	mog_Expansionoptiontoincreasecreditfacility
Namespace Prefix:	mog_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Minimum borrowing requirement for the Securitization Program

+ References

No definition available.

+ Details

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Namespace Prefix:	mog_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage of borrowing base on the Securitization Program used in the computation of the minimum borrowing requirement.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of borrowing capacity on the Securitization Program used in the computation of the minimum borrowing requirement.

+ References

No definition available.

+ Details

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Namespace Prefix:	mog_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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-Name Accounting Standards Codification
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of principal amount of debt redeemed.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The cash outflow for the extinguishment of long-term borrowing, with the highest claim on the assets of the entity in case of bankruptcy or liquidation, before its maturity.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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_LineOfCreditFacilityLineItems
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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination.

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Period Type:	duration

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Balance Type:
Period Type:

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

- Details

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Data Type:	na
Balance Type:
Period Type:

- Details

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- Details

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- Details

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- Details

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Indebtedness (Narrative) (Details) - USD ($) $ in Thousands				6 Months Ended
Indebtedness (Narrative) (Details) - USD ($) $ in Thousands	Jan. 13, 2020	Oct. 16, 2019	Oct. 15, 2019	Mar. 28, 2020	Dec. 13, 2019	Sep. 28, 2019	Sep. 03, 2019
U.S. revolving credit facility
Line of Credit Facility
Outstanding borrowings				$ 464,439		$ 395,712
SECT revolving credit facility
Line of Credit Facility
Outstanding borrowings				9,000		$ 7,000
Line of Credit \| U.S. revolving credit facility
Line of Credit Facility
Line of Credit Facility, Current Borrowing Capacity			$ 1,100,000
Expansion option to increase credit facility			$ 400,000
Line of Credit \| SECT revolving credit facility
Line of Credit Facility
Line of Credit Facility, Current Borrowing Capacity							$ 35,000
Senior Notes \| Senior notes 4.25%
Line of Credit Facility
Debt Instrument, Face Amount					$ 500,000
Debt Instrument, Interest Rate, Stated Percentage					4.25%
Proceeds from Debt, Net of Issuance Costs				491,769
Senior Notes \| Senior notes 5.25%
Line of Credit Facility
Debt Instrument, Interest Rate, Stated Percentage	5.25%
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed	101.313%
Early Repayment of Senior Debt	$ 300,000
Gain (Loss) on Extinguishment of Debt	$ (3,939)
Securitization Program
Line of Credit Facility
Maximum credit facility amount that can borrow		$ 130,000
Percentage of borrowing capacity on the Securitization Program		80.00%
Percentage of borrowing base on the Securitization Program		100.00%
Minimum borrowing requirement for the Securitization Program				$ 104,000