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. 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
Segment Reporting Information
Net sales	$ 623,224	$ 634,539	$ 637,246	$ 630,523	$ 671,424	$ 683,698	$ 649,878	$ 643,385	$ 2,525,532	$ 2,648,385	$ 2,610,311
Property, plant and equipment, net	536,756				555,348				536,756	555,348	562,363
UNITED STATES
Segment Reporting Information
Net sales									1,413,877	1,485,556	1,498,671
Property, plant and equipment, net	307,874				312,790				307,874	312,790	322,282
GERMANY
Segment Reporting Information
Net sales									199,351	205,005	199,800
JAPAN
Segment Reporting Information
Net sales									156,999	180,026	148,770
UNITED KINGDOM
Segment Reporting Information
Net sales									97,359	133,777	123,004
Property, plant and equipment, net	77,949				74,111				77,949	74,111	62,105
PHILIPPINES
Segment Reporting Information
Property, plant and equipment, net	68,101				72,602				68,101	72,602	75,087
OTHER
Segment Reporting Information
Net sales									657,946	644,021	640,066
Property, plant and equipment, net	$ 82,832				$ 95,845				$ 82,832	$ 95,845	$ 102,889