Stock Based Compensation (Tables)

9 Months Ended

Oct. 01, 2016

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

Stock-based compensation expense and allocation by cost [Table Text Block]

Stock-based compensation expense is reflected in Cadence’s condensed consolidated income statements for the three and nine months ended October 1, 2016 and October 3, 2015 as follows:

	Three Months Ended				Nine Months Ended
	October 1, 2016		October 3, 2015		October 1, 2016		October 3, 2015
	(In thousands)
Cost of product and maintenance	$	550	$	662	$	1,461	$	1,789
Cost of services	807		968		2,141		2,615
Marketing and sales	6,040		5,764		16,881		16,447
Research and development	18,002		12,847		46,376		35,625
General and administrative	4,599		3,876		13,127		11,205
Total stock-based compensation expense	$	29,998	$	24,117	$	79,986	$	67,681