Stock Options (Tables) (Stock Options [Member])

6 Months Ended

Jun. 30, 2013

Stock Options [Member]

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

Weighted average grant date fair value of options

The weighted average fair value of each option granted is estimated on the date of grant using the Black-Scholes option valuation model with the following weighted average assumptions during the six and three months ended June 30, 2013 and 2012:

	Six Months Ended June 30,		Three Months Ended June 30,
	2013	2012	2013	2012
Risk free interest rate	0.8%	0.9%	1.1%	0.7%
Expected option lives	5 years	5 years	5 years	5 years
Expected volatility	103.2%	111.2%	101.3%	109.7%
Estimated forfeiture rate	10%	10%	10%	10%
Expected dividend yields	—	—	—	—
Weighted average grant date fair value of options	$1.39	$2.37	$0.67	$1.66

Summary of options granted, exercised, expired and forfeited

A summary of options granted, exercised, expired and forfeited under our plans and options outstanding as of, and changes made during, the six months ended June 30, 2013 (shares in thousands):

	Outstanding				Exercisable
	Number of Options Shares Underlying		Weighted Average Exercise Price		Number of Options Shares Underlying	Weighted Average Exercise Price
Options outstanding, January 1, 2013	1,857		$	3.02	605	$	2.93
Granted	1,075		1.84
Exercised *	(70	)	1.61
Expired	—		—
Forfeited and canceled	(770	)	3.11
Options outstanding, June 30, 2013	2,092		$	2.43	524	$	3.16

Stock option compensation expense is allocated

Stock option compensation expense is allocated as follows for the six and three months ended June 30, 2013 and 2012 (in thousands):

	Six Months Ended June 30,				Three Months Ended June 30,
	2013		2012		2013		2012
Global managed services	$	—	$	6	$	—	$	3
Sales and marketing	—		4		—		3
General and administrative	357		80		147		62
	$	357	$	90	$	147	$	68