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v3.21.2

Revenue (Details) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 02, 2021 | Sep. 26, 2020 | Oct. 02, 2021 | Sep. 26, 2020
Revenue from External Customer [Line Items] |  |  |  |  |  |  |
Percentage of product and maintenance revenue by product group | 100.00% | 100.00% |  | 100.00% |  | 100.00% |
Custom Integrated Circuit (“IC”) Design and Simulation |  |  |  |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |  |  |  |
Percentage of product and maintenance revenue by product group | 23.00% | 24.00% |  | 23.00% |  | 25.00% |
Digital IC Design and Signoff |  |  |  |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |  |  |  |
Percentage of product and maintenance revenue by product group | 29.00% | 27.00% |  | 28.00% |  | 28.00% |
Functional Verification, including Emulation and Prototyping Hardware* |  |  |  |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |  |  |  |
Percentage of product and maintenance revenue by product group | 23.00% | 23.00% | [1] | 25.00% | [1] | 23.00% | [1]
Intellectual Property (“IP”) |  |  |  |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |  |  |  |
Percentage of product and maintenance revenue by product group | 14.00% | 15.00% |  | 13.00% |  | 14.00% |
System Design and Analysis |  |  |  |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |  |  |  |
Percentage of product and maintenance revenue by product group | 11.00% | 11.00% |  | 11.00% |  | 10.00% |
[1] | Includes immaterial amount of revenue accounted for under leasing arrangements.

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