Income Taxes (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Dec. 28, 2012	Dec. 30, 2011
Income Tax Examination [Line Items]
Effective Income Tax Rate, Continuing Operations	23.40%	23.50%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate	35.00%	35.00%
Valuation Allowance, Amount	$ 46.8
Future Taxable Income to Recognize Deferred Tax Assets	208.7
Unrecognized Tax Benefits, Increases Resulting from Current Period Tax Positions	3.6
Unrecognized Tax Benefits	55.9
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	42.6
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	0.3
State and Local Jurisdiction [Member]
Income Tax Examination [Line Items]
Valuation Allowance, Amount	33.6
Foreign Country [Member]
Income Tax Examination [Line Items]
Valuation Allowance, Amount	$ 13.2