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SELECTED QUARTERLY FINANCIAL DATA (Tables)
 12 Months Ended
Dec. 31, 2014
Quarterly Financial Information Disclosure [Abstract]  
Schedule of quarterly unaudited summary information

Summarized quarterly financial data for fiscal years 2014, 2013, and 2012 is as follows:

  

    2014 Quarters
(In thousands, except per share)   1st   2nd   3rd   4th
Revenues   $ 2,831     $ 3,752     $ 4,186     $ 4,257  
Gross profit   $ 2,000     $ 2,859     $ 3,118     $ 3,377  
Net loss   $ (9,183 )   $ (10,899 )   $ (17,832 )   $ (16,303 )
                                 
Loss per common share, basic and diluted   $ (0.06 )   $ (0.07 )   $ (0.12 )   $ (0.10 )

 

    2013 Quarters
(In thousands, except per share)   1st   2nd   3rd   4th
Revenues   $ 1,537     $ 2,081     $ 2,295     $ 2,863  
Gross profit   $ 1,157     $ 1,617     $ 1,646     $ 2,396  
Net loss   $ (6,376 )   $ (6,009 )   $ (7,673 )   $ (8,361 )
                                 
Loss per common share, basic and diluted   $ (0.06 )   $ (0.05 )   $ (0.06 )   $ (0.06 )

 

    2012 Quarters
(In thousands, except per share)   1st   2nd   3rd   4th
Revenues   $ 722     $ 819     $ 1,036     $ 1,241  
Gross profit   $ 386     $ 447     $ 729     $ 908  
Net loss   $ (13,290 )   $ (11,850 )   $ (4,253 )   $ (5,727 )
                                 
Loss per common share, basic and diluted   $ (0.16 )   $ (0.14 )   $ (0.04 )   $ (0.06 )