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v3.19.2

Stock-based Compensation (Narrative) (Details) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 29, 2019 USD ($) shares / unit | Jun. 30, 2018 USD ($) | Jun. 29, 2019 USD ($) shares / unit | Jun. 30, 2018 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Common Stock Issuable per Restricted Stock Unit | shares / unit | 1 |  | 1 |
ESPP maximum contribution percentage | 10.00% |  | 10.00% |
ESPP maximum contribution amount by employee | $ 25,000 |  |  |
ESPP purchase price as a % of stock price | 85.00% |  | 85.00% |
Stock-based compensation | $ 15,234,000 | $ 16,658,000 | $ 71,608,000 | $ 52,015,000
ESPP |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock-based compensation | $ 1,500,000 | $ 1,100,000 | $ 4,100,000 | $ 3,200,000

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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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