Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2016

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

The following table summarizes option activity for the nine months ended September 30, 2016:



	Number of Options		Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Term (in years)	Aggregate Intrinsic Value (in thousands)
Outstanding at January 1, 2016	10,711,324		$	6.16
Granted	2,022,999		$	5.98
Exercised	(420,846	)	$	0.59
Forfeited	(234,919	)	$	9.47
Expired	(81,007	)	$	12.59
Outstanding at September 30, 2016	11,997,551		$	6.20	7.57	$	25,101
Exercisable at September 30, 2016	6,629,040		$	4.51	6.74	$	21,610
Vested or expected to vest as of September 30, 2016	11,721,660		$	6.16	7.57	$	25,063

Schedule of Activities of RSUs

The following table summarizes activity in our RSUs and PRSUs during the nine months ended September 30, 2016:



	Number of RSUs		Weighted-Average Grant Date Fair Value
Unvested at January 1, 2016	1,853,452		$	12.85
RSUs and PRSUs granted	2,991,803		$	6.62
RSUs vested	(292,595	)	$	14.88
RSUs forfeited/expired	(327,180	)	$	10.52
Unvested at September 30, 2016	4,225,480		$	8.48
Expected to vest after September 30, 2016	3,438,805		$	9.17

Schedule of Stock-based Compensation Expense

Stock-based compensation expense related to stock options, RSUs, PRSUs and the 2014 Employee Stock Purchase Plan are included in the following line items in our accompanying consolidated statements of operations for the three and nine months ended September 30, 2016 and 2015 (in thousands):



	Three Months Ended September 30,				Nine Months Ended September 30,
	2016		2015		2016		2015
Sales and marketing	$	920	$	1,012	$	2,749	$	2,180
Technology and analytics	793		778		2,437		1,719
Processing and servicing	227		227		781		530
General and administrative	1,821		1,690		5,456		3,636
Total	$	3,761	$	3,707	$	11,423	$	8,065