Stock Based Compensation

3 Months Ended

Mar. 30, 2019

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

STOCK-BASED COMPENSATION

STOCK-BASED COMPENSATION

Stock-based compensation expense is reflected in Cadence’s condensed consolidated income statements for the three months ended March 30, 2019 and March 31, 2018 as follows:

	Three Months Ended
	March 30, 2019		March 31, 2018
	(In thousands)
Cost of product and maintenance	$	681	$	590
Cost of services	866		863
Marketing and sales	9,106		7,614
Research and development	26,898		23,235
General and administrative	4,702		5,599
Total stock-based compensation expense	$	42,253	$	37,901

Cadence had total unrecognized compensation expense related to stock option and restricted stock grants of $289.9 million as of March 30, 2019, which will be recognized over the remaining vesting period. The remaining weighted-average vesting period of unvested awards is 2.3 years.