Property, Plant And Equipment (Schedule Of Property, Plant And Equipment) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 27, 2014	Sep. 28, 2013	Sep. 29, 2012
Property, Plant and Equipment [Abstract]
Land	$ 28,299	$ 28,983
Buildings and improvements	398,783	390,525
Machinery and equipment	767,342	756,503
Property, plant and equipment, at cost	1,194,424	1,176,011
Less accumulated depreciation and amortization	(639,076)	(613,648)
Property, plant and equipment	$ 555,348	$ 562,363	$ 546,179