Property, Plant And Equipment (Schedule Of Property, Plant And Equipment) (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Oct. 01, 2016	Oct. 03, 2015
Property, Plant and Equipment [Abstract]
Land	$ 29,191	$ 28,932
Buildings and improvements	421,879	408,107
Machinery and equipment	709,382	684,995
Computer equipment and software	133,699	126,144
Property, plant and equipment, at cost	1,294,151	1,248,178
Less accumulated depreciation and amortization	(771,160)	(725,809)
Property, plant and equipment, net	$ 522,991	$ 522,369	$ 536,756