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Revenue (Details)		3 Months Ended
		Apr. 02, 2022	Apr. 03, 2021
Revenue from External Customer [Line Items]
Percentage of product and maintenance revenue by product group		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		22.00%	23.00%
Digital IC Design and Signoff
Revenue from External Customer [Line Items]
Percentage of product and maintenance revenue by product group		27.00%	27.00%
Functional Verification, including Emulation and Prototyping Hardware*
Revenue from External Customer [Line Items]
Percentage of product and maintenance revenue by product group	[1]	28.00%	26.00%
Intellectual Property (“IP”)
Revenue from External Customer [Line Items]
Percentage of product and maintenance revenue by product group		13.00%	14.00%
System Design and Analysis
Revenue from External Customer [Line Items]
Percentage of product and maintenance revenue by product group		10.00%	10.00%
[1] Includes immaterial amount of revenue accounted for under leasing arrangements.

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- Definition

Percentage of Product and Maintenance Revenue by Product Group

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