Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended
Jan. 01, 2017	Jan. 03, 2016
Income Taxes [Line Items]
Provision for income taxes	$ 9.1	$ 4.1
U.S. statutory rate	35.00%
Unrecognized tax benefit that would impact effective tax rate within next twelve months	$ 17.9
Minimum \| Internal Revenue Service (IRS)
Income Taxes [Line Items]
Open tax years by major tax jurisdiction	2007
Maximum \| Internal Revenue Service (IRS)
Income Taxes [Line Items]
Open tax years by major tax jurisdiction	2015

Income Taxes [Line Items]

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- Definition

Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15
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- Definition

Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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Tax year that remains open to examination under enacted tax laws, in CCYY format.

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