Income Taxes (Narrative) (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Sep. 27, 2013	Sep. 28, 2012	Sep. 30, 2011
Income Taxes [Line Items]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate	35.00%	35.00%	35.00%
Foreign tax rate difference	$ (49.8)	$ (44.7)	$ (24.4)
Income Tax Holiday, Aggregate Dollar Amount	10.0	5.9
Income Tax Holiday, Income Tax Benefits Per Share	$ 0.05	$ 0.03
Income Tax Credits and Adjustments	7.0
Valuation Allowance, Amount	51.0
Tax benefit to recognize if valuation allowance is reversed	50.6
Deferred Taxes, Business Combination, Valuation Allowance, Available to Reduce Goodwill	0.4
Deferred Tax Assets, Tax Credit Carryforwards	171.5
Deferred Tax Assets, Operating Loss Carryforwards, Domestic	50.7
Tax Credit Carryforward, Amount	34.4
Valuation Allowance Not Recognized	32.3
Tax Credit Carryforward, Expiration Dates	Dec. 31, 2032
Deferred Tax Liabilities, Undistributed Foreign Earnings	591.0
Unrecognized Tax Benefits	63.2	52.4
Unrecognized Tax Benefits, Reductions Resulting from Lapse of Applicable Statute of Limitations	0.7
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	1.2
Unrecognized Tax Benefits that Would Impact Effective Tax Rate		50.4
Foreign Tax Authority [Member]
Income Taxes [Line Items]
Valuation Allowance, Amount	12.5
State and Local Jurisdiction [Member]
Income Taxes [Line Items]
Valuation Allowance, Amount	38.5
Tax Credit Carryforward, Amount	38.5
UNITED STATES
Income Taxes [Line Items]
Open Tax Year	1998
CALIFORNIA
Income Taxes [Line Items]
Open Tax Year	1999
IOWA
Income Taxes [Line Items]
Open Tax Year	2003
CANADA
Income Taxes [Line Items]
Open Tax Year	2004
MEXICO
Income Taxes [Line Items]
Open Tax Year	2008
SINGAPORE
Income Taxes [Line Items]
Open Tax Year	2011
Other Tax Carryforward, SiGe Acquisition [Member]
Income Taxes [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards, Domestic	15.8
Operating Loss Carryforwards, Expiration Dates	2030
Other Tax Carryforward, AATI Acquisition [Member]
Income Taxes [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards, Domestic	$ 18.8
Operating Loss Carryforwards, Expiration Dates	2031