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Intangible Assets Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 26, 2016 | Jun. 25, 2016 | Sep. 26, 2015
Product Line [Line Items] |  |  |
Accumulated Amortization |  | $ 2,588.2 | $ 2,299.6
Indefinite-lived Intangible Assets Acquired | $ 4.8 |  |
Developed technology |  |  |
Product Line [Line Items] |  |  |
Accumulated Amortization |  | 1,920.4 | $ 1,698.5
Cystic Fibrosis [Member] | Developed technology |  |  |
Product Line [Line Items] |  |  |
Accumulated Amortization |  | $ 6.2 |

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Details
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