Business Combinations (Schedule Of Acquired Finite-Lived And Indefinite-Lived Intangible Assets) (Details) (AATI [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 28, 2012 Y	Jan. 09, 2012
Acquired Finite-Lived Intangible Assets [Line Items]
Identifiable intangible assets		$ 40,240
Customer Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Identifiable intangible assets		21,200
Estimated Useful Life (in years)	4.7
Developed Technology and Other [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Identifiable intangible assets		15,500
Estimated Useful Life (in years)	5.0
In-Process Research and Development [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Identifiable intangible assets		1,540
Trade Names [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Identifiable intangible assets		900
Estimated Useful Life (in years)	5.0
Backlog [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Identifiable intangible assets		$ 1,100
Estimated Useful Life (in years)	0.3