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Basic and Diluted Net Loss Per Share (Tables)
 9 Months Ended
Sep. 30, 2013
Earnings Per Share [Abstract]  
Reconciliation of the numerator and denominator used in computing the basic and diluted net (loss) income per share
The following represents a reconciliation of the numerator and denominator used in computing basic and diluted net loss per share available to common stockholders for the three and nine months ended September 30, 2013 and 2012:
     
 
 
Three Months Ended
 
Nine Months Ended
 
 
September 30,
 
September 30,
 
 
2013
 
2012
 
2013
 
2012
Income (numerator)
 
 

 
 

 
 
 
 
Net loss from continuing operations
 
$
(366
)
 
$
(24,553
)
 
$
(25,036
)
 
$
(31,597
)
Net loss from discontinued operations
 
(85
)
 
(2,580
)
 
(1,543
)
 
(6,306
)
Net loss
 
(451
)
 
(27,133
)
 
(26,579
)
 
(37,903
)
Shares (denominator)
 
 

 
 

 
 
 
 
Weighted average basic common shares outstanding
 
85,128

 
89,950

 
84,919

 
91,723

Weighted average diluted common shares outstanding
 
85,128

 
89,950

 
84,919

 
91,723

Basic and diluted per share amounts
 
 

 
 

 
 
 
 
Basic net loss per share from continuing operations
 
$
(0.01
)
 
$
(0.27
)
 
$
(0.29
)
 
$
(0.34
)
Basic net loss per share from discontinued operations
 
$
0.00

 
$
(0.03
)
 
$
(0.02
)
 
$
(0.07
)
Total basic net loss per share
 
$
(0.01
)
 
$
(0.30
)
 
$
(0.31
)
 
$
(0.41
)
 
 
 
 
 
 
 
 
 
Diluted net loss per share from continuing operations
 
$
(0.01
)
 
$
(0.27
)
 
$
(0.29
)
 
$
(0.34
)
Diluted net loss per share from discontinued operations
 
$
0.00

 
$
(0.03
)
 
$
(0.02
)
 
$
(0.07
)
Total diluted loss per share
 
$
(0.01
)
 
$
(0.30
)
 
$
(0.31
)
 
$
(0.41
)