Segment Information (Sales And Operating Profit By Segment And Reconciliation Of Segment Operating Profit To Earnings Before Income Taxes) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Apr. 04, 2015	Mar. 29, 2014	Apr. 04, 2015	Mar. 29, 2014
Revenue, Net [Abstract]
Net sales	$ 637,246us-gaap_SalesRevenueNet	$ 649,878us-gaap_SalesRevenueNet	$ 1,267,769us-gaap_SalesRevenueNet	$ 1,293,263us-gaap_SalesRevenueNet
Gross Profit [Abstract]
Total operating profit	56,546us-gaap_OperatingIncomeLoss	64,695us-gaap_OperatingIncomeLoss	122,247us-gaap_OperatingIncomeLoss	136,422us-gaap_OperatingIncomeLoss
Operating profit margins	8.90%mog_OperatingProfitLossMargins	10.00%mog_OperatingProfitLossMargins	9.60%mog_OperatingProfitLossMargins	10.50%mog_OperatingProfitLossMargins
Deductions from operating profit [Abstract]
Interest expense	7,669us-gaap_InterestExpense	2,444us-gaap_InterestExpense	13,037us-gaap_InterestExpense	7,573us-gaap_InterestExpense
Equity-based compensation expense	568us-gaap_ShareBasedCompensation	1,218us-gaap_ShareBasedCompensation	3,966us-gaap_ShareBasedCompensation	4,992us-gaap_ShareBasedCompensation
Corporate expenses and other	6,911mog_CorporateExpensesAndOther	7,422mog_CorporateExpensesAndOther	14,408mog_CorporateExpensesAndOther	23,389mog_CorporateExpensesAndOther
Earnings before income taxes	41,398	53,611	90,836	100,468
Aircraft Controls [Member]
Revenue, Net [Abstract]
Net sales	274,396	274,810	540,764	540,226
Gross Profit [Abstract]
Total operating profit	22,336	25,867	46,794	57,638
Operating profit margins	8.10%	9.40%	8.70%	10.70%
Space And Defense Controls [Member]
Revenue, Net [Abstract]
Net sales	93,256	95,305	193,211	194,755
Gross Profit [Abstract]
Total operating profit	4,909	9,006	13,635	16,859
Operating profit margins	5.30%	9.40%	7.10%	8.70%
Industrial Systems [Member]
Revenue, Net [Abstract]
Net sales	129,145	151,198	262,511	295,277
Gross Profit [Abstract]
Total operating profit	12,685	14,899	25,904	27,185
Operating profit margins	9.80%	9.90%	9.90%	9.20%
Components [Member]
Revenue, Net [Abstract]
Net sales	108,701	101,160	208,606	203,845
Gross Profit [Abstract]
Total operating profit	13,956	13,546	28,656	29,735
Operating profit margins	12.80%	13.40%	13.70%	14.60%
Medical Devices [Member]
Revenue, Net [Abstract]
Net sales	31,748	27,405	62,677	59,160
Gross Profit [Abstract]
Total operating profit	$ 2,660	$ 1,377	$ 7,258	$ 5,005
Operating profit margins	8.40%	5.00%	11.60%	8.50%

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Operating profit (loss) margins.

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This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investments, but before income taxes, extraordinary items, and noncontrolling interest.

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Amount of the cost of borrowed funds accounted for as interest expense.

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

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