Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended
Dec. 27, 2015	Dec. 28, 2014
Income Taxes
Effective tax rate (as a percent)	25.70%	26.40%
R&E credits	$ 2.0	$ 1.2
Undistributed earnings of foreign subsidiaries	63.3
Incremental federal tax due to repatriation of foreign earnings	$ 5.4
Represents the period of projected cumulative pre-tax losses in certain foreign jurisdictions	36 months
Loss carry-forwards in foreign jurisdictions, valuation allowance	$ 8.3

Amount of tax expense or benefit from foreign earnings repatriated from subsidiaries outside the country of domicile.

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Represents the period of projected cumulative pre-tax losses in certain foreign jurisdictions.

+ References

No definition available.

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- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to research tax credit.

+ References

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The portion of the valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from net operating loss carryforwards for which it is more likely than not that a tax benefit will not be realized.

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Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile.

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