Employee Benefit Plans (Tables)

12 Months Ended

Sep. 29, 2012

Pension and Other Postretirement Benefit Expense [Abstract]

Schedule Of Changes In Projected Benefit Obligations And Plan Assets And Funded Status

	U.S. Plans						Non-U.S. Plans
	2012			2011			2012			2011
Change in projected benefit obligation:
Projected benefit obligation at prior year measurement date	$	635,798		$	556,010		$	131,914		$	141,022
Service cost	23,347			22,566			4,046			4,804
Interest cost	29,786			28,683			5,864			6,260
Contributions by plan participants	—			—			900			873
Actuarial losses (gains)	108,095			45,358			16,557			(14,825		)
Foreign currency exchange impact	—			—			(1,995		)	(1,601		)
Benefits paid from plan assets	(15,926		)	(15,777		)	(1,430		)	(2,020		)
Benefits paid by Moog	(1,123		)	(905		)	(2,700		)	(2,530		)
Other	—			(137		)	(67		)	(69		)
Projected benefit obligation at measurement date	$	779,977		$	635,798		$	153,089		$	131,914
Change in plan assets:
Fair value of assets at prior year measurement date	$	389,286		$	369,090		$	68,991		$	72,419
Actual return on plan assets	68,074			(23,987		)	11,086			(6,950		)
Employer contributions	1,115			61,004			6,842			7,356
Contributions by plan participants	—			—			900			873
Benefits paid	(17,049		)	(16,682		)	(4,130		)	(4,550		)
Foreign currency exchange impact	—			—			422			(88		)
Other	—			(139		)	(67		)	(69		)
Fair value of assets at measurement date	$	441,426		$	389,286		$	84,044		$	68,991
Funded status and amount recognized in assets and liabilities	$	(338,551	)	$	(246,512	)	$	(69,045	)	$	(62,923	)
Amount recognized in assets and liabilities:
Other assets - non-current	$	—		$	—		$	—		$	372
Accrued and long-term pension liabilities	(338,551		)	(246,512		)	(69,045		)	(63,295		)
Amount recognized in assets and liabilities	$	(338,551	)	$	(246,512	)	$	(69,045	)	$	(62,923	)
Amount recognized in accumulated other comprehensive loss, before taxes:
Prior service cost (credit)	$	42		$	52		$	(305	)	$	(380	)
Actuarial losses	415,524			350,556			29,775			21,547
Amount recognized in accumulated other comprehensive loss, before taxes	$	415,566		$	350,608		$	29,470		$	21,167

Schedule Of Projected Benefit Obligations Or Accumulated Benefit Obligations In Excess Of Plan Assets

	September 29, 2012		October 1, 2011
Projected benefit obligation	$	892,005	$	748,495
Accumulated benefit obligation	798,865		678,855
Fair value of plan assets	487,673		440,422

Schedule Of Weighted-Average Assumptions Used To Determine Net Periodic Benefit Cost And Benefit Obligations

	U.S. Plans						Non-U.S. Plans
	2012		2011		2010		2012		2011		2010
Assumptions for net periodic benefit cost:
Discount rate	4.7	%	5.2	%	6.0	%	4.7	%	4.6	%	5.8	%
Return on assets	8.9	%	8.9	%	8.9	%	5.5	%	5.1	%	6.0	%
Rate of compensation increase	3.8	%	3.8	%	4.1	%	3.0	%	3.1	%	3.3	%
Assumptions for benefit obligations:
Discount rate	3.7	%	4.7	%	5.2	%	3.9	%	4.7	%	4.6	%
Rate of compensation increase	4.1	%	3.8	%	3.8	%	2.9	%	3.0	%	2.6	%

Schedule Of Weighted-Average Asset Allocations By Asset Category For The Pension Plans

Non-U.S. Plans, September 29, 2012	Level 1		Level 2		Level 3		Total
Shares of registered investment companies	$	—	$	30,700	$	—	$	30,700
Domestic equity	3,161		142		—		3,303
International equity	9,866		—		—		9,866
Fixed income funds	2,157		16,765		—		18,922
Cash and cash equivalents	748		—		—		748
Insurance contracts and other	—		653		19,852		20,505
Fair value	$	15,932	$	48,260	$	19,852	$	84,044

U.S. Plans, October 1, 2011	Level 1		Level 2		Level 3		Total
Shares of registered investment companies:
Large growth stocks	$	60,550	$	—	$	—	$	60,550
International equity	44,827		—		—		44,827
Emerging markets	16,195		—		—		16,195
Common stock:
International equity	29,886		—		—		29,886
Large value stocks	18,202		—		—		18,202
Large core stocks	15,897		—		—		15,897
Large growth stocks	15,835		—		—		15,835
Other	9,947		—		—		9,947
Fixed income funds:
Intermediate-term core fixed income	56,345		—		—		56,345
Employer securities	37,995		—		—		37,995
Interest in common collective trust	—		27,446		—		27,446
Money market funds	—		45,971		—		45,971
Cash and cash equivalents	1,557		—		—		1,557
Limited partnerships	—		—		8,633		8,633
Fair value	$	307,236	$	73,417	$	8,633	$	389,286

Non-U.S. Plans, October 1, 2011	Level 1		Level 2		Level 3		Total
Shares of registered investment companies	$	—	$	27,929	$	—	$	27,929
Domestic equity	2,728		222		—		2,950
International equity	7,705		—		—		7,705
Fixed income funds	1,567		12,210		—		13,777
Cash and cash equivalents	4,762		—		—		4,762
Insurance contracts and other	—		490		11,378		11,868
Fair value	$	16,762	$	40,851	$	11,378	$	68,991

	U.S. Plans					Non-U.S. Plans
	Target	2012 Actual		2011 Actual		Target	2012 Actual		2011 Actual
Asset category:
Equity	50%-85%	82	%	74	%	40%-60%	39	%	43	%
Debt	15%-30%	15	%	14	%	40%-60%	60	%	55	%
Real estate and other	0%-20%	3	%	12	%	0%-10%	1	%	2	%

Schedule Of Roll-Forward Of The Consolidated Plan Assets Classified As Level 3 Within The Fair Value Hierarchy

	U.S. Plans			Non-U.S. Plans			Total
Balance at October 2, 2010	$	5,900		$	16,210		$	22,110
Return on assets	(507		)	(6,197		)	(6,704		)
Purchases from contributions to Plans	6,054			1,873			7,927
Proceeds from sales of investments	(2,814		)	—			(2,814		)
Settlements paid in cash	—			(79		)	(79		)
Foreign currency translation	—			(429		)	(429		)
Balance at October 1, 2011	8,633			11,378			20,011
Return on assets	3,026			3,769			6,795
Purchases from contributions to Plans	5,344			5,420			10,764
Proceeds from sales of investments	(3,399		)	—			(3,399		)
Settlements paid in cash	—			(160		)	(160		)
Foreign currency translation	—			(555		)	(555		)
Balance at September 29, 2012	$	13,604		$	19,852		$	33,456

Schedule Of Pension Expense

	U.S. Plans									Non-U.S. Plans
	2012			2011			2010			2012			2011			2010
Service cost	$	23,347		$	22,566		$	18,718		$	4,046		$	4,804		$	3,139
Interest cost	29,786			28,683			27,067			5,864			6,260			5,868
Expected return on plan assets	(41,970		)	(39,089		)	(35,344		)	(3,832		)	(3,900		)	(3,605		)
Amortization of prior service cost (credit)	9			9			203			(62		)	(60		)	(54		)
Amortization of actuarial loss	17,024			11,292			4,949			875			1,546			521
Settlement loss	—			16			—			—			275			91
Pension expense for defined benefit plans	28,196			23,477			15,593			6,891			8,925			5,960
Pension expense for defined contribution plans	9,114			7,674			6,571			5,105			4,765			6,053
Total pension expense	$	37,310		$	31,151		$	22,164		$	11,996		$	13,690		$	12,013

Schedule Of Benefits Expected To Be Paid To The Participants Of The Plans

	U.S. Plans		Non-U.S. Plans
2013	$	20,200	$	4,198
2014	23,170		4,503
2015	24,846		5,818
2016	26,856		5,942
2017	29,585		6,321
Five years thereafter	191,882		37,194

Schedule Of Changes In The Accumulated Benefit Obligation Of Unfunded Plan

	September 29, 2012			October 1, 2011
Change in Accumulated Postretirement Benefit Obligation (APBO):
APBO at prior year measurement date	$	18,025		$	23,860
Service cost	330			491
Interest cost	785			1,103
Contributions by plan participants	1,510			1,453
Benefits paid	(2,634		)	(2,460		)
Actuarial gains	(656		)	(6,521		)
Retiree drug subsidy receipts	96			99
APBO at measurement date	$	17,456		$	18,025
Funded status	$	(17,456	)	$	(18,025	)
Accrued postretirement benefit liability	$	17,456		$	18,025
Amount recognized in accumulated other comprehensive loss, before taxes:
Transition obligation	$	361		$	756
Actuarial (gains) losses	(604		)	52
Amount recognized in accumulated other comprehensive loss, before taxes	$	(243	)	$	808

Schedule Of Cost Of The Postretirement Benefit Plan

	2012		2011		2010
Service cost	$	330	$	491	$	571
Interest cost	785		1,103		1,345
Amortization of transition obligation	394		394		394
Amortization of prior service cost	—		—		215
Amortization of actuarial loss	—		579		842
Net periodic postretirement benefit cost	$	1,509	$	2,567	$	3,367