Restructuring Charges (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Jul. 04, 2015	Sep. 30, 2014	Jun. 28, 2014	Jul. 04, 2015	Jun. 28, 2014
Restructuring Reserve [Roll Forward]
October 1, 2014				$ 26,370
Charge to operations	$ 4,393	$ 26,800	$ 514	42,625	$ 1,581
Cash disbursements				(47,777)
Foreign exchange impact				(968)
Accrual, July 4, 2015	20,250	26,370		20,250
Employee Severance and Related Benefits
Restructuring Reserve [Roll Forward]
October 1, 2014				25,835
Charge to operations				41,483
Cash disbursements				(47,249)
Foreign exchange impact				(938)
Accrual, July 4, 2015	19,131	25,835		19,131
Facility Closures and Related Costs
Restructuring Reserve [Roll Forward]
October 1, 2014				535
Charge to operations	1,100			1,142
Operating Leases, Rent Expense, Minimum Rentals	2,000
Operating Leases, Rent Expense, Sublease Rentals	(900)
Cash disbursements				(528)
Foreign exchange impact				(30)
Accrual, July 4, 2015	$ 1,119	$ 535		$ 1,119