Equity-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2017

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Summary of Equity-Based Compensation

The Company has included equity-based compensation expense as part of cost of revenue and operating expenses in the accompanying condensed consolidated statements of operations as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2017		2016		2017		2016
	(in thousands)
Cost of revenue	$	133	$	586	$	341	$	586
Research and development		194		959		602		959
Selling and marketing		93		396		213		396
General and administrative		129		552		382		2,178
Total	$	549	$	2,493	$	1,538	$	4,119

Summary of Activity for Options to Acquire Common Shares

The following table summarizes activity for options to acquire shares of the Company’s common stock in the nine months ended September 30, 2017:

	Number of Shares Subject to Options (in thousands)			Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Life (in years)		Aggregate Intrinsic Value (in thousands)
Balance at December 31, 2016		556		$	0.85		9.0	$	5,976
Authorized		—
Granted		—		$	—
Exercised		(71	)	$	0.38
Canceled		(9	)	$	5.71
Balance at September 30, 2017		476			0.83		8.3	$	2,019
Exercisable as of September 30, 2017		178		$	0.74		8.2	$	761

Summary of Activity for RSUs Relating to Shares of Company's Common Stock

The following table summarizes activity for RSUs relating to shares of the Company’s common stock in the nine months ended September 30, 2017:

	Number of Shares (in thousands)			Weighted-Average Grant-Date Fair Value
Balance at December 31, 2016		362		$	9.69
Granted		459		$	8.32
Vested and settled		(24	)	$	11.00
Forfeited		(33	)	$	9.37
Balance at September 30, 2017		764		$	8.75