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Net Income (loss) Per Share
 12 Months Ended
Dec. 31, 2014
Earnings Per Share [Abstract]  
Net Income (loss) Per Share
Net Income (loss) Per Share
Basic net income (loss) per common share is computed using the weighted-average number of common shares outstanding during the period.  Diluted net loss per common share is computed using the weighted-average number of common and dilutive common equivalent shares from stock options, warrants and convertible debt using the treasury stock method.  
The following table sets forth the computation of basic and diluted net income (loss) per share (in thousands except per share data):
 
Year Ended December 31,
 
2014
 
2013
 
2012
Net income (loss)
$
6,220

 
$
(4,112
)

$
(7,663
)
Denominator for basic earnings per share - weighted average shares
105,793,008

 
96,285,504

 
81,646,295

Effect of dilutive securities: Stock options and warrants outstanding and convertible debt (a)
7,502,496

 
—

 
—

Denominator for diluted earnings per share - weighted average shares adjusted for dilutive securities
113,295,504

 
96,285,504

 
81,646,295

Income (loss) per common share - basic
0.06

 
(0.04
)
 
(0.09
)
Income (loss) per common share - diluted
$
0.05

 
$
(0.04
)
 
$
(0.09
)
(a)Securities outstanding that are included in the computation above, utilizing the treasury stock method for the year end December 31, 2014 are as follows:    
Outstanding Stock Options
7,036,088

Outstanding Warrants
226,926

Restricted Stock Awards
239,482

 
7,502,496


Securities outstanding for years ended December 31, 2013 and 2012 were excluded from the computation of diluted earnings per share because they would have been anti-dilutive.