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Stock-based Compensation (Schedule of Classification of Compensation Expense) (Details) - USD ($) $ in Thousands | 3 Months Ended
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Dec. 28, 2019 | Dec. 29, 2018
Total stock-based compensation expense | $ 27,936 | $ 29,407
Sales and marketing |  |
Total stock-based compensation expense | 7,452 | 9,722
Research and development |  |
Total stock-based compensation expense | 6,932 | 4,900
General and administrative |  |
Total stock-based compensation expense | 10,509 | 11,674
License | Cost of Sales |  |
Total stock-based compensation expense | 0 | 322
Support and cloud services | Cost of Sales |  |
Total stock-based compensation expense | 1,486 | 975
Professional services | Cost of Sales |  |
Total stock-based compensation expense | $ 1,557 | $ 1,814

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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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