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Basis of Presentation Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
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Apr. 01, 2017 | Mar. 26, 2016 | Apr. 01, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |
Excess tax benefit recognized in income | $ 1.7 |  | $ 7.7
Excess tax benefit from share-based compensation, operating activities |  | $ 7.9 |

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- Definition Excess Tax Benefit Recognized in Income + References No definition available. + Details
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- Definition Amount of cash outflow for realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 20 -Section 55 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=65896087&loc=d3e11374-113907 + Details
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