Revenue (Tables)

12 Months Ended

Dec. 28, 2019

Revenue from Contract with Customer [Abstract]

Revenue from External Customers by Products and Services

The following table shows the percentage of product and related maintenance revenue contributed by each of Cadence’s five product categories and services for fiscal 2019 and 2018:

	2019		2018		2017
Functional Verification, including Emulation and Prototyping Hardware*	24	%	24	%	22	%
Digital IC Design and Signoff	29	%	29	%	29	%
Custom IC Design and Simulation	25	%	26	%	27	%
System Interconnect and Analysis	9	%	9	%	10	%
IP	13	%	12	%	12	%
Total	100	%	100	%	100	%

Contract Assets and Deferred Revenue

Cadence’s contract balances as of December 28, 2019 and December 29, 2018 were as follows:

	As of
	December 28, 2019		December 29, 2018
	(In thousands)
Contract assets	$	10,209	$	10,055
Deferred revenue	428,883		401,174