Fair Value Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation (Details) (Fair Value, Measurements, Recurring [Member], USD $) In Millions, unless otherwise specified	3 Months Ended
	Jan. 02, 2015
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Purchase obligation, ending balance	$ 74.3
Foreign currency derivative, ending balance	2.8
Fair Value, Inputs, Level 3 [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Purchase obligation, beginning balance	74.0
Foreign currency derivative, beginning balance	0.7
Changes in fair value included in earnings	0.3
Purchase obligation, ending balance	74.3
Foreign currency derivative, ending balance	2.8
Fair Value, Inputs, Level 3 [Member] | Derivative [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Changes in fair value included in earnings	$ 2.1