Stock-Based Compensation Expense (Tables)

6 Months Ended

Jun. 30, 2019

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Schedule of Stock-Based Compensation Expense by Award Type

The following two tables show stock-based compensation expense by award type and where the stock-based compensation expense is recorded in the Company’s consolidated statements of operations:

	Three Months End June 30,				Six Months Ended June 30,
	2019		2018		2019		2018
	(in thousands)				(in thousands)
Options	$	1,381	$	1,259	$	2,672	$	2,593
RSUs		26,083		17,798		44,822		32,039
Employee stock purchase plan		1,199		618		2,375		1,089
Total stock-based compensation expense	$	28,663	$	19,675	$	49,869	$	35,721

Effect of Stock-Based Compensation on Income by Line Item

Effect of stock-based compensation expense on income by line item:

	Three Months End June 30,				Six Months Ended June 30,
	2019		2018		2019		2018
	(in thousands)				(in thousands)
Cost of revenue, subscription	$	822	$	317	$	1,437	$	594
Cost of revenue, professional services and other		666		846		1,685		1,536
Research and development		10,553		6,111		17,644		10,875
Sales and marketing		10,523		7,937		18,327		14,429
General and administrative		6,099		4,464		10,776		8,287
Total stock-based compensation expense	$	28,663	$	19,675	$	49,869	$	35,721