Stock-Based Compensation and Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2018

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

The following is a summary of option activity for the nine months ended September 30, 2018:



	Number of Options		Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Term (in years)	Aggregate Intrinsic Value (in thousands)
Outstanding at January 1, 2018	7,918,853		$	5.75	—	—
Granted	1,031,550		$	5.41	—	—
Exercised	(531,747	)	$	0.98	—	—
Forfeited	(212,410	)	$	8.17	—	—
Expired	(185,067	)	$	10.91	—	—
Outstanding at September 30, 2018	8,021,179		$	5.84	5.9	$	24,922
Exercisable at September 30, 2018	6,329,697		$	5.76	5.2	$	21,739
Vested and expected to vest as of September 30, 2018	7,917,209		$	5.85	5.9	$	24,694

Schedule of Activities of RSUs

The following table summarizes our Restricted Stock Units ("RSUs") and Performance Restricted Stock Units ("PRSUs") activity during the nine months ended September 30, 2018:



	Number of RSUs		Weighted-Average Grant Date Fair Value
Unvested at January 1, 2018	3,342,640		$	6.18
RSUs and PRSUs granted	1,304,194		$	5.71
RSUs vested	(514,972	)	$	7.60
RSUs forfeited/expired	(404,092	)	$	6.30
Unvested at September 30, 2018	3,727,770		$	5.80
Expected to vest after September 30, 2018	3,066,327		$	5.86

Schedule of Stock-based Compensation Expense

Stock-based compensation expense related to stock options, RSUs, PRSUs and the Employee Stock Purchase Plan ("ESPP") are included in the following line items in our accompanying consolidated statements of operations for the three months and nine months ended September 30, 2018 and 2017 (in thousands):



	Three Months Ended September 30,				Nine Months Ended September 30,
	2018		2017		2018		2017
Sales and marketing	$	452	$	538	$	1,492	$	1,830
Technology and analytics	621		499		1,874		1,824
Processing and servicing	77		99		278		429
General and administrative	1,698		1,920		5,208		5,438
Total	$	2,848	$	3,056	$	8,852	$	9,521