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Stock-Based Compensation (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 02, 2021 | Sep. 26, 2020 | Oct. 02, 2021 | Sep. 26, 2020
Share-based compensation expense and allocation by cost [Line Items] |  |  |  |
Stock-based compensation expense | $ 52,746 | $ 45,334 | $ 155,860 | $ 138,723
Cost of product and maintenance |  |  |  |
Share-based compensation expense and allocation by cost [Line Items] |  |  |  |
Stock-based compensation expense | 885 | 668 | 2,601 | 2,042
Cost of services |  |  |  |
Share-based compensation expense and allocation by cost [Line Items] |  |  |  |
Stock-based compensation expense | 1,158 | 850 | 3,177 | 2,599
Marketing and sales |  |  |  |
Share-based compensation expense and allocation by cost [Line Items] |  |  |  |
Stock-based compensation expense | 10,784 | 9,699 | 32,284 | 29,826
Research and development |  |  |  |
Share-based compensation expense and allocation by cost [Line Items] |  |  |  |
Stock-based compensation expense | 32,957 | 28,652 | 97,101 | 87,688
General and administrative |  |  |  |
Share-based compensation expense and allocation by cost [Line Items] |  |  |  |
Stock-based compensation expense | $ 6,962 | $ 5,465 | $ 20,697 | $ 16,568

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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=123570139&loc=d3e3602-108585 + Details
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