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Income Taxes (Income Tax Provision) (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
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Oct. 03, 2014 | Sep. 27, 2013 | Sep. 28, 2012
Income Tax Disclosure [Abstract] |  |  |
Federal | $ 88.2 | $ 38.0 | $ 32.4
State | (0.5) | 0.1 | (1.7)
Foreign | 13.5 | 14.8 | 8.6
Current Income Tax Expense | 101.2 | 52.9 | 39.3
Federal | 12.3 | 14.4 | 13.0
State | (4.6) | (4.9) | (3.7)
Foreign | (11.2) | (0.1) | 0.4
Deferred Income Tax Expense | (3.5) | 9.4 | 9.7
Change in valuation allowance | 9.8 | 4.1 | 3.9
Provision for income taxes | $ 107.5 | $ 66.4 | $ 52.9

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