Stockholders' Equity and Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2016

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Summary of Stock-Based Compensation Expense by Award Type

stock-based compensation expense by award type

	Three Months Ended June 30,				Six Months Ended June 30,
	2016		2015		2016		2015
Options	$	937	$	743	$	2,136	$	1,273
Vesting of restricted stock awards		—		15		—		61
Restricted stock units		1,194		—		1,675		—
Employee stock purchase plan		531		—		1,086		—
Employee sale of securities to investors		—		—		—		5,353
Total stock-based compensation	$	2,662	$	758	$	4,897	$	6,687

Summary of Stock-Based Compensation Expense Recorded in Consolidated Statement of Operations

the stock-based compensation expense was recorded in our consolidated statements of operations (in thousands)

	Three Months Ended June 30,				Six Months Ended June 30,
	2016		2015		2016		2015
Subscription and support cost of revenue	$	137	$	33	$	231	$	57
Professional services and other cost of revenue		136		34		235		58
Sales and marketing		789		241		1,444		422
Research and development		935		287		1,720		527
General and administrative		665		163		1,267		5,623
Total stock-based compensation	$	2,662	$	758	$	4,897	$	6,687

Summary of Stock Option Activity

A summary of information related to stock option activity during the six months ended June 30, 2016 is as follows (in thousands, except per share data):

						Weighted-
				Weighted-		Average
	Shares			Average		Remaining		Aggregate
	Underlying			Exercise		Life		Intrinsic
	Options			Price		(in years)		Value
Outstanding at December 31, 2015		4,101		$	6.58		8.3	$	58,417
Granted		232			13.79
Exercised		(424	)		2.77
Forfeited or cancelled		(353	)		11.96
Outstanding at June 30, 2016		3,556			6.97		7.9		42,801
Vested and expected to vest—June 30, 2016		3,397			6.76		7.9		41,572
Exercisable at June 30, 2016		1,710			4.10		7.2		25,484

Summary of Restricted Stock Units Activity

A summary of information related to RSU activity during the six months ended June 30, 2016 is as follows (in thousands, except per share amounts):

	RSUs Outstanding
				Weighted-
				Average
				Grant Date Fair
	Shares			ValuePer Share
Unvested and outstanding at December 31, 2015		196		$	18.42
Granted		880			16.37
Vested		(73	)		16.41
Cancelled		(51	)		17.61
Unvested and outstanding at June 30, 2016		952			16.74