Income Taxes (Schedule of Significant Components of Income Taxes Related to Continuing Operations) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Sep. 26, 2014	Sep. 27, 2013	Sep. 28, 2012
Current:
Federal	$ 49.8us-gaap_CurrentFederalTaxExpenseBenefit	$ 45.7us-gaap_CurrentFederalTaxExpenseBenefit	$ 61.1us-gaap_CurrentFederalTaxExpenseBenefit
State	1.5	9.2	7.2
Non-U.S.	11.4us-gaap_CurrentForeignTaxExpenseBenefit	22.7us-gaap_CurrentForeignTaxExpenseBenefit	17.5us-gaap_CurrentForeignTaxExpenseBenefit
Current income tax provision	62.7us-gaap_CurrentIncomeTaxExpenseBenefit	77.6us-gaap_CurrentIncomeTaxExpenseBenefit	85.8us-gaap_CurrentIncomeTaxExpenseBenefit
Deferred:
Federal	(68.3)	(11.7)	5.3
State	(17.0)	(1.2)	2.4
Non-U.S.	(22.2)	3.9	1.3
Deferred income tax (benefit) provision	(107.5)us-gaap_DeferredIncomeTaxExpenseBenefit	(9.0)us-gaap_DeferredIncomeTaxExpenseBenefit	9.0us-gaap_DeferredIncomeTaxExpenseBenefit
Provision for income taxes	$ (44.8)us-gaap_IncomeTaxExpenseBenefit	$ 68.6us-gaap_IncomeTaxExpenseBenefit	$ 94.8us-gaap_IncomeTaxExpenseBenefit

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

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