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Lease Exit Liability (Tables)
9 Months Ended
Sep. 30, 2013
Restructuring And Related Activities [Abstract]  
Changes in Lease Exit Liability

Changes in the lease exit liability are as follows:

 

Accrual balance at December 31, 2011

   $ 10,607,499   

Principal payments

     (533,560
  

 

 

 

Accrual balance at December 31, 2012

     10,073,939   

Principal payments

     (466,301
  

 

 

 

Accrual balance at September 30, 2013

   $ 9,607,638   
  

 

 

 
Future Principal Payments Under Lease Agreement

Future principal payments to be made under the lease agreement for the next five years and thereafter as of September 30, 2013 are as follows:

 

Twelve Months Ending September 30,

  

2014

   $ 1,229,454   

2015

     1,589,410   

2016

     1,808,119   

2017

     2,049,273   

2018

     2,315,026   

Thereafter

     616,356   
  

 

 

 
   $ 9,607,638