Goodwill and Intangible Assets (Schedule Of Intangible Assets Subject To Amortization) (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Jun. 27, 2014	Sep. 27, 2013
Finite-Lived Intangible Assets [Line Items]
Total intangible assets, Gross Carrying Amount	$ 175.3	$ 175.3
Total intangible assets, Accumulated Amortization	(129.0)	(110.5)
Total intangible assets, Net Carrying Amount	46.3	64.8
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period Remaining (Years)	26 months
Gross Carrying Amount	78.7	78.7
Accumulated Amortization	(58.5)	(49.3)
Net Carrying Amount	20.2	29.4
Developed Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period Remaining (Years)	26 months
Gross Carrying Amount	88.9	88.9
Accumulated Amortization	(64.4)	(55.3)
Net Carrying Amount	24.5	33.6
In-Process Research and Development [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period Remaining (Years)	0 months
Gross Carrying Amount	6.1	6.1
Accumulated Amortization	(6.1)	(5.9)
Net Carrying Amount	0	0.2
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Indefinite-Lived Trademarks	1.6	1.6
Nonamortizing intangible assets, Gross Carrying Amount	$ 1.6	$ 1.6