Stock Based Compensation (Tables)

3 Months Ended

Mar. 28, 2020

Share-based Payment Arrangement [Abstract]

Stock-based compensation expense and allocation by cost

Stock-based compensation expense is reflected in Cadence’s condensed consolidated income statements for the three months ended March 28, 2020 and March 30, 2019 as follows:

	Three Months Ended
	March 28, 2020		March 30, 2019
	(In thousands)
Cost of product and maintenance	$	691	$	681
Cost of services	880		866
Marketing and sales	10,011		9,106
Research and development	29,346		26,898
General and administrative	5,554		4,702
Total stock-based compensation expense	$	46,482	$	42,253