Equity (Reclassification out of Accumulated Other Comprehensive Income) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended					12 Months Ended
	Dec. 29, 2013	Sep. 29, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 30, 2012	Sep. 29, 2013	Sep. 30, 2012
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest expense	$ (14.5)	$ (9.1)	$ (6.3)	$ (6.1)	$ (6.6)	$ (28.1)	$ (32.7)
Revenue	4,239.6	3,788.8	3,735.3	3,549.6	3,793.2	14,866.8	13,276.8
Cost of sales including occupancy costs	(1,795.1)	(1,633.7)	(1,597.6)	(1,530.4)	(1,620.7)	(6,382.3)	(5,813.3)
Income taxes	(278.1)	820.1	(194.6)	(198.1)	(188.7)	238.7	(674.4)
Amounts reclassified from AOCI, net of tax	7.5
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassified adjustments before income taxes	(7.6)
Income taxes	0.1
Amounts reclassified from AOCI, net of tax	(7.5)
Interest Rate Swap [Member] | Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest expense	1.2
Foreign Exchange Contract [Member] | Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Revenue	1.0
Foreign Currency and Coffee Contracts [Member] | Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of sales including occupancy costs	$ (9.8)