Stock-Based Compensation (Tables)

6 Months Ended

Jun. 29, 2019

Schedule of stock-based compensation costs recognized in the Condensed Consolidated Statements of Operations

The following table presents details of stock-based compensation costs recognized in the Condensed Consolidated Statements of Operations (in thousands):

	Three Months Ended				Six Months Ended
	June 29,		June 30,		June 29,		June 30,
	2019		2018		2019		2018
Cost of revenues	$	326	$	294	$	645	$	590
Research and development		6,459		5,669		12,556		11,438
Selling, general and administrative		6,884		6,156		13,052		12,283
		13,669		12,119		26,253		24,311
Income tax (expense) benefit		(2,186)		1,677		1,134		6,896
	$	15,855	$	10,442	$	25,119	$	17,415