Equity Incentive Plans (Tables)

9 Months Ended

Sep. 30, 2017

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Summary of Stock Option Activity

Stock option activity during the nine months ended September 30, 2017 was as follows (in thousands, except per share and contractual life data):

						Weighted-
				Weighted-		Average
				Average		Remaining		Total
	Options			Exercise Price		Contractual		Intrinsic
	Outstanding			per Share		Life (years)		Value
Outstanding at December 31, 2016		11,203		$	9.49
Options granted		291			14.08
Options exercised		(1,877	)		4.79
Options forfeited or canceled		(684	)		13.85
Outstanding at September 30, 2017		8,933		$	10.29		6.55	$	73,081
Vested and expected to vest at September 30, 2017		8,826		$	10.24		6.50	$	72,672
Exercisable at September 30, 2017		6,051		$	8.47		5.66	$	60,489

Summary of RSU Activity Under 2016 Plan

RSU activity under the 2016 Plan during the nine months ended September 30, 2017 was as follows (in thousands, except per share data):

				Weighted-Average
	RSUs			Grant Date Fair Value
	Outstanding			per Share
Non-Vested outstanding at December 31, 2016		628		$	16.43
Granted		1,397			14.39
Vested		—			—
Forfeited or canceled		(148	)		15.55
Non-Vested outstanding at September 30, 2017		1,877		$	14.98

Summary of Stock Based Compensation Expenses

Stock-based compensation expense recognized in the Company’s statement of comprehensive loss was as follows (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2017		2016		2017		2016
Cost of revenue
Subscription	$	330	$	232		927	$	564
Professional services		294		190		842		557
Operating expenses
Research and development		1,179		698		3,332		1,965
Sales and marketing		1,239		735		3,316		2,176
General and administrative		1,315		632		3,250		1,640
Total stock-based compensation	$	4,357	$	2,487	$	11,667	$	6,902