Stock Based Compensation (Tables) - Stock Options [Member]

9 Months Ended

Sep. 30, 2015

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

Summary of Stock Options granted, exercised, expired, forfeited and canceled outstanding

A summary of stock options granted, exercised, expired and forfeited under our stock incentive plans and stock options outstanding as of, and changes made during, the nine months ended September 30, 2015, is presented below (shares in thousands):

	Outstanding				Exercisable
	Number of Shares Underlying Options		Weighted Average Exercise Price		Number of Shares Underlying Options	Weighted Average Exercise Price
Options outstanding, December 31, 2014	1,350		$	2.02	729	$	2.05
Granted	—		—
Exercised	—		—
Expired	(11	)	5.43
Forfeited and canceled	(70	)	2.11
Options outstanding, September 30, 2015	1,269		$	1.98	899	$	1.99

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs

Stock-based compensation expense related to stock options 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
General and administrative	$	94	$	103	$	292	$	254
	$	94	$	103	$	292	$	254