Stock-Based Compensation (Tables)

9 Months Ended

Oct. 01, 2016

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

Schedule of Stock-Based Compensation Expense

Total stock-based compensation expense included in our Consolidated Statements of Operations was as follows: 

	Three Months Ended				Nine Months Ended
(In thousands)	October 1, 2016		October 3, 2015		October 1, 2016		October 3, 2015
Cost of products sold	$	231	$	406	$	656	$	1,044
Research and development	2,024		2,789		5,951		6,644
Selling, general and administrative	2,054		1,004		5,500		4,874
Acquisition related charges	—		402		—		4,293
Total stock-based compensation	$	4,309	$	4,601	$	12,107	$	16,855