Restricted Stock (Tables) - Restricted Stock [Member]

9 Months Ended

Sep. 30, 2015

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Summary of Restricted Stock Granted, Vested, Forfeited and Unvested Outstanding

A summary of restricted stock awards granted, vested, forfeited and unvested outstanding as of, and changes made during, the nine months ended September 30, 2015, is presented below (shares in thousands):

	Restricted Shares		Weighted Average Grant Price
Unvested restricted shares outstanding, December 31, 2014	641		$	1.61
Granted	—		—
Vested	(242	)	1.62
Forfeited	(138	)	1.66
Unvested restricted shares outstanding, September 30, 2015	261		$	1.59

Schedule of Share-based Compensation, Restricted stock, Allocation of Recognized Period Costs

Stock-based compensation expense related to restricted stock awards is allocated as follows for the three and nine months ended September 30, 2015 and 2014 (in thousands):

	Three Months Ended					Nine Months Ended
	September 30,					September 30,
	2015			2014		2015			2014
Cost of revenue	$	2		$	7	$	(19	)	$	30
Research and development	1			3		(2		)	9
Sales and marketing	(10		)	10		(40		)	19
General and administrative	24			33		56			134
	$	17		$	53	$	(5	)	$	192