Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2019

Share-based Payment Arrangement, Noncash Expense [Abstract]

Classification Of Stock-Based Compensation

The following table presents the classification of stock-based compensation:

	Three Months Ended June 30,				Six Months Ended June 30,
	2019		2018		2019		2018
	(In thousands)
Cost of revenues	$	1,741	$	1,818	$	3,339	$	3,428
Sales and marketing	1,019		1,494		2,002		2,942
Research and development	1,642		1,688		3,231		3,409
General and administrative	8,753		8,298		17,045		16,497
Total stock-based compensation expense	$	13,155	$	13,298	$	25,617	$	26,276

Nature Of Total Stock-Based Compensation

The following table presents the nature of the Company’s total stock-based compensation:

	Three Months Ended June 30,						Six Months Ended June 30,
	2019			2018			2019			2018
	(In thousands)
RSUs	$	9,059		$	9,406		$	17,668		$	18,693
Performance-based RSUs	3,294			3,360			6,332			6,473
ESPP	1,270			1,059			2,441			2,109
Capitalization (included in Property and equipment, net)	(468		)	(527		)	(824		)	(999		)
Total stock-based compensation expense	$	13,155		$	13,298		$	25,617		$	26,276