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Income Taxes (Tables)
6 Months Ended
Jun. 30, 2012
Income Taxes [Abstract]  
Significant components of deferred tax assets and liabilities
         

Deferred tax assets:

       

Net operating loss and tax credit carryforwards

  $ 49,796,627  

Capital loss carryforward

    386,151  

Accrued expenses

    62,829  

Reserve for accounts receivable

    2,094,123  

Reserve for inventory

    133,584  

Start-up costs

    107,422  

Excess of book over tax depreciation

    1,158,737  

Stock option and restricted stock award expense

    1,454,572  

Investment in unconsolidated entity

    3,707,636  

Less: valuation allowance

    (57,719,607
   

 

 

 
    $ 1,182,074  
   

 

 

 

Deferred tax liability:

       

Property and equipment basis

  $ 69,484  

Prepaid expenses

    1,112,590  
   

 

 

 
    $ 1,182,074  
   

 

 

 

Net deferred tax asset

  $ —    
   

 

 

 
Schedule of change in valuation allowance
         

June 30, 2012

  $ 57,719,607  

December 31, 2011

    52,515,797  
   

 

 

 

Change in valuation allowance

  $ 5,203,810  
   

 

 

 
Schedule of income (loss) before income taxes
                 
    June 30,
2012
    June 30,
2011
 

Expected (benefit)

  $ (7,164,530   $ (2,415,560

State income taxes net of federal benefits

    (191,873     (138,430

Nondeductible expense

    8,050       7,920  

Stock options and restricted stock awards

    240,265       188,855  

Derivatives

    1,667,465       198,771  

Change in valuation allowance

    5,203,811       1,752,527  

Effects of:

               

Change in apportionment estimate

    —         406,193  

Change in net operating loss estimate

    610,863       —    

Change in capital loss carryover estimate

    (374,051     —    

Other, net

    —         (276
   

 

 

   

 

 

 
    $ —       $ —