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QUARTERLY FINANCIAL DATA (Notes)
 12 Months Ended
Dec. 31, 2014
Quarterly Financial Information Disclosure [Abstract]  
Quarterly Financial Data
Selected Quarterly Financial Data (Unaudited)
    
The following is a summary of the quarterly results of the Company for the years ended December 31, 2014 and 2013 (unaudited, in thousands, except for per share data):
 
 
  
Quarted Ended
 
Year Ended
2014:
  
First
Second
Third
Fourth
 
December 31,
Operating Loss
  
$
(7,979
)
  
$
(10,134
)
  
$
(10,548
)
  
$
(10,443
)
  
$
(39,104
)
Net loss
  
$
(13,656
)
 
$
(11,038
)
 
$
(8,617
)
 
$
(10,387
)
 
$
(43,698
)
Per common share:
  
 
 
 
 
 
 
 
 
 
Loss per share, basic
  
$
(1.01
)
 
$
(0.82
)
 
$
(0.64
)
 
$
(0.77
)
 
$
(3.24
)
Loss per share, diluted
  
$
(1.01
)
 
$
(0.82
)
 
$
(0.72
)
 
$
(0.77
)
 
$
(3.24
)
 
 
 
 
  
Three Months Ended
 
Year Ended
2013:
  
First
Second
Third
Fourth
 
December 31,
Operating Loss
  
$
(8,006
)
  
$
(6,898
)
  
$
(9,209
)
  
$
(7,886
)
  
$
(31,999
)
Net loss
  
$
(4,217
)
 
$
(8,012
)
 
$
(29,398
)
 
$
(11,232
)
 
$
(52,859
)
Per common share:
  
 
 
 
 
 
 
 
 
 
Loss per share, basic
  
$
(0.42
)
 
$
(0.80
)
 
$
(2.95
)
 
$
(0.96
)
 
$
(4.78
)
Loss per share, diluted
 
$
(0.68
)
 
$
(0.80
)
 
$
(2.95
)
 
$
(0.96
)
 
$
(4.78
)