Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2017

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

The following is a summary of option activity for the six months ended June 30, 2017:



	Number of Options		Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Term (in years)	Aggregate Intrinsic Value (in thousands)
Outstanding at January 1, 2017	11,426,296		$	6.10	—	—
Granted	368,894		$	4.13	—	—
Exercised	(1,003,735	)	$	0.93	—	—
Forfeited	(1,075,772	)	$	9.00	—	—
Expired	(555,889	)	$	11.74	—	—
Outstanding at June 30, 2017	9,159,794		$	5.90	7.0	$	15,276
Exercisable at June 30, 2017	6,346,632		$	5.09	6.3	$	14,670
Vested or expected to vest as of June 30, 2017	9,066,131		$	5.89	7.0	$	15,271

Schedule of Activities of RSUs

The following table summarizes our activities of Restricted Stock Units ("RSUs") and Performance Restricted Stock Units ("PRSUs") during the six months ended June 30, 2017:



	Number of RSUs		Weighted-Average Grant Date Fair Value
Unvested at January 1, 2017	3,888,768		$	8.46
RSUs and PRSUs granted	629,552		$	4.26
RSUs vested	(401,768	)	8.62
RSUs forfeited/expired	(1,359,360	)	$	8.37
Unvested at June 30, 2017	2,757,192		$	7.24
Expected to vest after June 30, 2017	2,522,671		$	7.30

Schedule of Stock-based Compensation Expense

Stock-based compensation expense related to stock options, RSUs, PRSUs and Employee Stock Purchase Program are included in the following line items in our accompanying condensed consolidated statements of operations for the three and six months ended June 30, 2017 and 2016 (in thousands):



	Three Months Ended June 30,				Six Months Ended June 30,
	2017		2016		2017		2016
Sales and marketing	$	521	$	941	$	1,292	$	1,829
Technology and analytics	542		887		1,325		1,644
Processing and servicing	157		211		330		554
General and administrative	1,754		1,871		3,518		3,635
Total	$	2,974	$	3,910	$	6,465	$	7,662