Reportable Segments, Geographic Information And Major Customers (Net Sales To Unaffiliated Customers And Long-Lived Assets) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Oct. 03, 2015	Jul. 04, 2015	Apr. 04, 2015	Jan. 03, 2015	Sep. 27, 2014	Jun. 28, 2014	Mar. 29, 2014	Dec. 28, 2013	Oct. 03, 2015	Sep. 27, 2014	Sep. 28, 2013
Net sales	$ 668,730	$ 669,585	$ 651,285	$ 664,690	$ 666,223	$ 620,505	$ 557,616	$ 533,905	$ 2,654,290	$ 2,378,249	$ 2,228,031
Property, Plant and Equipment, Net	317,351				334,926				317,351	334,926
Long-lived assets exclusion	40,300				43,300				40,300	43,300
United States
Net sales									1,303,106	1,188,068	1,004,153
Property, Plant and Equipment, Net	101,712				116,900				101,712	116,900
Malaysia
Net sales									926,059	798,447	877,748
Property, Plant and Equipment, Net	72,327				73,568				72,327	73,568
China
Net sales									359,846	334,056	268,551
Property, Plant and Equipment, Net	24,236				29,909				24,236	29,909
Mexico
Net sales									85,911	50,157	58,605
Property, Plant and Equipment, Net	39,002				33,671				39,002	33,671
United Kingdom
Net sales									70,335	72,443	81,657
Property, Plant and Equipment, Net	11,506				14,211				11,506	14,211
Romania
Net sales									65,338	39,030	38,117
Property, Plant and Equipment, Net	30,553				33,549				30,553	33,549
Germany
Net sales									4,619	4,420	2,792
Property, Plant and Equipment, Net	405				507				405	507
Intersegment Eliminations
Net sales									(160,924)	(108,372)	(103,592)
Elimination of inter-segment sales									(160,924)	(108,372)	$ (103,592)
Other Foreign Entities
Property, Plant and Equipment, Net	4,689				5,280				4,689	5,280
Corporate
Property, Plant and Equipment, Net	$ 32,921				$ 27,331				$ 32,921	$ 27,331