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Restructuring (Tables)
12 Months Ended
Dec. 31, 2012
Restructuring and Related Activities [Abstract]  
Schedule of Restructuring and Related Costs [Table Text Block]

The Company recorded restructuring charges associated with these actions during the year ended December 31, 2012 as follows:

 

2012 Restructuring Activity
    Restructuring                 Adjustments,     Restructuring  
    Liabilities as of                 Non-cash items     Liabilities as of  
    December 31,     Charges to the     Cash     and Changes     December 31,  
    2011     Reserve     Payments     to Estimates     2012  
Employee related costs:                                        
Severance and salary continuation   $ -     $ 2,070,961     $ (1,256,933 )   $ -     $ 814,028  
Accrued vacation at separation     -       97,023       (52,830 )     (44,193 )     -  
Related payroll taxes     -       65,558       (45,632 )     -       19,926  
Benefits     -       50,367       (41,201 )     (1,936 )     7,230  
Other costs     -       173,939       (70,328 )     (103,611 )     -  
Totals   $ -     $ 2,457,848     $ (1,466,924 )   $ (149,740 )   $ 841,184