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Loss Per Share (Tables)
 3 Months Ended
Mar. 31, 2013
Loss Per Share [Abstract]  
Calculation of Numerator and Denominator in Earnings Per Share
The following table represents the net loss and weighted average shares outstanding for the calculation of basic and diluted loss per share for the three months ended March 31, 2013 and 2012:
 
Three Months
2013
2012
Numerator:
 
 
Basic and diluted loss per share – net loss
$
(4,759
) 
$
(8,451
)
Denominator:
Basic and diluted weighted average shares outstanding
12,654,466
12,521,483