Derivatives Schedule of Derivative Instruments on the Consolidated Balance Sheets and Unrealized Loss Recognized in AOCI (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Mar. 28, 2015
Mar. 29, 2014
Mar. 28, 2015
Mar. 29, 2014
Derivative Instruments and Hedging Activities Disclosures [Line Items]        
Cash Flow Hedge Derivative Instrument Assets at Fair Value $ 3.6   $ 3.6  
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net (1.6) 0 (1.6) 0
Other Assets [Member]        
Derivative Instruments and Hedging Activities Disclosures [Line Items]        
Cash Flow Hedge Derivative Instrument Assets at Fair Value 3.2   3.2  
Prepaid Expenses and Other Current Assets [Member]        
Derivative Instruments and Hedging Activities Disclosures [Line Items]        
Cash Flow Hedge Derivative Instrument Assets at Fair Value $ 0.4   $ 0.4