Consolidated Condensed Statements of Shareholders' Equity Statement - 3 months ended Dec. 31, 2016 - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Treasury Stock At Cost	Stock Employee Compensation Trust (SECT)	Supplemental Retirement Plan (SERP) Trust	Accumulated Other Comprehensive Loss	Class A Common Stock	Class A Common Stock Treasury Stock At Cost	Class A Common Stock Stock Employee Compensation Trust (SECT)	Class B Common Stock	Class B Common Stock Treasury Stock At Cost	Class B Common Stock Stock Employee Compensation Trust (SECT)	Class B Common Stock Supplemental Retirement Plan (SERP) Trust
Beginning of period, Amount at Oct. 01, 2016	$ 988,411	$ 51,280	$ 465,762	$ 1,706,539	$ (741,700)	$ (49,463)	$ (8,946)	$ (435,061)
Increase (Decrease) in Stockholders' Equity
Issuance of treasury shares			(3,941)
Equity-based compensation expense			2,168
Adjustment to market - SECT, SERP and other			5,982
Net earnings attributable to Moog	30,564			30,564
Class A and B shares issued related to equity awards					6,076
Class A and B shares purchased					(5,214)
Issuance of shares						867
Purchase of shares - SECT	(5,709)					(5,709)
Adjustment to market						(5,002)	(978)
Other comprehensive income (loss)	(32,363)							(32,363)
End of period, Amount at Dec. 31, 2016	980,861	$ 51,280	$ 469,971	$ 1,737,103	$ (740,838)	$ (59,307)	$ (9,924)	$ (467,424)
Beginning of period - Common Stock at Oct. 01, 2016									43,666,801			7,612,912
Increase (Decrease) in Stockholders' Equity
Conversion of Class B to Class A									20,917			(20,917)
End of period - Common Stock at Dec. 31, 2016									43,687,718			7,591,995
Beginning of period, Shares at Oct. 01, 2016										(11,110,087)	(425,148)		(3,323,926)	(404,919)	(150,000)
Increase (Decrease) in Stockholders' Equity
Class A and B shares issued related to equity awards, shares										146,784			6,696
Class A and B shares purchased, shares										(62,638)			(15,412)
Issuance of shares, shares											0			15,000
Purchase of shares - SECT											0			(84,441)
End of period, Shares at Dec. 31, 2016										(11,025,941)	(425,148)		(3,332,642)	(474,360)	(150,000)
Beginning of period at Oct. 01, 2016	5,651
Increase (Decrease) in Stockholders' Equity
Net loss attributable to redeemable noncontrolling interest	(506)
End of period at Dec. 31, 2016	$ 5,145
Increase (Decrease) in Stockholders' Equity
Common stock outstanding, shares									32,236,629			3,634,993