Document And Entity Information	3 Months Ended
	Dec. 29, 2012	Jan. 28, 2013 Class A Common Stock [Member]	Jan. 28, 2013 Class B Common Stock [Member]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Dec. 29, 2012
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	Q1
Entity Registrant Name	MOOG INC
Entity Central Index Key	0000067887
Current Fiscal Year End Date	--09-28
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding		41,436,698	3,889,073