Segments (Sales, Based On The Customer's Location, And Property, Plant And Equipment By Geographic Area) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Oct. 01, 2016	Jul. 02, 2016	Apr. 02, 2016	Jan. 02, 2016	Oct. 03, 2015	Jul. 04, 2015	Apr. 04, 2015	Jan. 03, 2015	Oct. 01, 2016	Oct. 03, 2015	Sep. 27, 2014
Segment Reporting Information
Net sales	$ 619,078	$ 613,260	$ 611,142	$ 568,457	$ 623,224	$ 634,539	$ 637,246	$ 630,523	$ 2,411,937	$ 2,525,532	$ 2,648,385
Property, plant and equipment, net	522,369				536,756				522,369	536,756	555,348
UNITED STATES
Segment Reporting Information
Net sales									1,353,398	1,413,877	1,485,556
Property, plant and equipment, net	302,446				307,874				302,446	307,874	312,790
GERMANY
Segment Reporting Information
Net sales									173,182	199,351	205,005
JAPAN
Segment Reporting Information
Net sales									164,702	156,999	180,026
FRANCE
Segment Reporting Information
Net sales									120,907	84,733	75,963
PHILIPPINES
Segment Reporting Information
Property, plant and equipment, net	65,000				68,101				65,000	68,101	72,602
UNITED KINGDOM
Segment Reporting Information
Net sales									74,378	97,359	133,777
Property, plant and equipment, net	64,280				77,949				64,280	77,949	74,111
OTHER
Segment Reporting Information
Net sales									525,370	573,213	568,058
Property, plant and equipment, net	$ 90,643				$ 82,832				$ 90,643	$ 82,832	$ 95,845