Stock-Based Compensation Expense

3 Months Ended

Mar. 31, 2021

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Stock-Based Compensation Expense

15. Stock-Based Compensation Expense

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 March 31,
	2021		2020
	(in thousands)
Options	$	1,594	$	1,822
RSUs		28,737		24,303
Employee stock purchase plan		2,092		1,338
Total stock-based compensation expense	$	32,423	$	27,463

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

	Three Months End March 31,
	2021		2020
	(in thousands)
Cost of revenue, subscription	$	1,310	$	898
Cost of revenue, professional services and other		697		607
Research and development		11,484		8,708
Sales and marketing		13,629		10,816
General and administrative		5,303		6,434
Total stock-based compensation expense	$	32,423	$	27,463

Capitalized software development costs excluded from stock-based compensation expense is $1.1 million for the three months ended March 31, 2021 and $848 thousand for the three months ended March 31, 2020.